Nber.org - SEO Checker

Overview of the SEO Check
Meta information
72% 
Page quality
75% 
Page structure
58% 
Link structure
53% 
Server
24% 
External factors
100% 
SEO Score
Response time
0.80 s
File size
61.80 kB
Words
1654
Media files
30
Number of links
187 internal / 14 external

Task list of SEO Improvements

Meta specifications

Title
(Critically important)
The title of the page is empty or not set.
Meta description
(Critically important)
The meta description is missing.
Crawlability
(Critically important)
There are no problems in accessing the website.
Canonical URL
(Important)
No canonical link is specified.
Language
(Somewhat important)
Language detected in text: en
Server location: United States of America
One or more of the specified languages are not ISO standard (en, en-us, de, etc.)
The language is not specified in the HTML markup.
Alternate/Hreflang Links
(Somewhat important)
There are no alternate links specified on this page.
Other meta tags
(Somewhat important)
There is no rel next meta tag on this page.
There is no rel prev meta tag on this page.
Domain
(Somewhat important)
The domain is no subdomain.
The domain length is good.
The domain does not contain non-latin characters.
Page URL
(Somewhat important)
No parameters were found in the URL.
No session ID was found in the URL.
The URL does not have too many subdirectories.
Charset encoding
(Somewhat important)
The charset encoding (UTF-8) is set correctly.
Doctype
(Nice to have)
The doctype HTML 4.01 Transitional is set correctly.
The doctype is placed at first in the HTML code.
Favicon
(Nice to have)
No favicon is linked in the HTML code.

Meta tags

NameValue
og:image/img_2009/NBER_logo_2014.jpg
Content-Typetext/html;charset=utf-8

Test up to 1.000 webpages of nber.org with our free plan!

Sign Up Free
No trial. It's just free!

Page quality

Content
(Critically important)
This page contains 1654 words. That's ok.
25.6% of the text are stop words.
12 paragraphs were found on this page.
The text content is perfect.
No placeholders texts or images were found.
There are no duplicates on the site.
The average number of words per sentence of 24.32 words is good.
Frames
(Critically important)
This website does not use a frameset.
Mobile optimization
(Somewhat important)
No viewpoint tag is provided.
No Apple touch icon is specified.
This website loads 4 javascript files. This may affect the load time negatively.
Bold and strong tags
(Somewhat important)
The usage of strong and bold tags is perfect. We recommend the use of up to 33 tags for this page.
Image SEO
(Somewhat important)
16 images have no alt attribute. The content of alt attributes is used by search engines.
Social Networks
(Nice to have)
There are only a few social sharing widgets on the page. Make your website popular in social networks with social sharing widgets.
Additional markup
(Nice to have)
No additional page markup was found.
HTTPS
(Somewhat important)
This website uses HTTPS to protect privacy and integrity of the exchanged data.
All included files are also transferred via HTTPS.

Media list

URLAlt attributeTitle
https://www.nber.org/img_2009/main_top.jpgNATIONAL BUREAU OF ECONOMIC RESEARCH
/img_2009/mitchell_wesley_3.jpgNo alt attribute provided
/reporter/2019number4/20194figure1.jpgNo alt attribute provided
https://www.nber.org/img_2009/twitter.gifTwitter
https://www.nber.org/img_2009/rss.gifRSS
https://www.nber.org/img_2009/facebook.giffacebook
https://www.nber.org/img_2009/sep_line.gifNo alt attribute provided
/digest/jan20/w26264.jpgNo alt attribute provided
...eberlyinterview_videolb/thumbnails/0.pngJanice C. Eberly
/img_2009/innovation_v20.jpgNo alt attribute provided
/BRD/2019no3/rdrc19-19a.jpgNo alt attribute provided
https://www.nber.org/img_2009/nav1_pubs.gifPublications
/img_2009/nav2_activities.gifActivities
/img_2009/nav3_meetings.gifMeetings
/img_2009/nav8_video.gifNBER Videos
/img_2009/nav9_themes_4.gifThemes
https://www.nber.org/img_2009/nav4_data.gifData
/img_2009/nav5_people.gifPeople
/img_2009/nav6_about.gifAbout
/img_2009/nav_bottom.gifNo alt attribute provided
/img_2009/nav1_pubs_active.gifNo alt attribute provided
/img_2009/nav2_activities_active.gifNo alt attribute provided
/img_2009/nav3_meetings_active.gifNo alt attribute provided
/img_2009/nav8_video_active.gifNo alt attribute provided
/img_2009/nav9_themes_4_active.gifNo alt attribute provided
/img_2009/nav4_data_active.gifNo alt attribute provided
/img_2009/nav5_people_active.gifNo alt attribute provided
/img_2009/nav6_about_active.gifNo alt attribute provided
/img_2009/middle_sep.jpgNo alt attribute provided
/img_2009/people_sil.gifimage of people

Page structure

H1 heading
(Critically important)
There is no H1 heading specified.
Headings
(Important)
The structure of headings is missing one or more levels. Do not skip heading levels.
There are 34 headings on the page. The amount of headings should be in a more proper relation to the amount of text.
Some headings do not have any content.

Heading structure

Heading levelContent
H2 The NBER at 100: A Century-Long Search for Facts to Underpin Economic Policy
H2 Report on the NBER's Health Care Program Reviews Major Sources of High US Medical Costs
H2 U.S. Housing Market Magnified the 'China Shock'
H2 Racial Disparities in Time Spent Waiting to Vote
H2 From Fog to Smog: the Value of Pollution Information
H2 Veterans Posted to Overseas Combat Zones More Likely to Abuse Opioids than Those Not Deployed
H2 Why Hasn't Investment Come Back Strongly in the Years Since the 2007-08 Financial Crisis
H2 Innovation Policy and the Economy, Volume 20, Now Available
H2 The Role That Self-Employment Plays in Facilitating Work at Older Ages
H2 Working Papers & Publications
H2 Working Papers (MORE SEARCH OPTIONS)
H2 Books
H2 Free Publications
H2 NBER Research Disclosure Policy
H2 Activities
H2 Meetings
H2 Recent Meetings
H2 Other Meeting Links
H2 NBER Videos
H2 Themes in NBER Research
H2 Data
H2 Frequently Requested:
H2 People
H2 NBER Researchers
H2 Other People Links
H2 About
H2 Empty heading
H2 Empty heading
H3 The NBER Reporter
H3 New NBER Research
H3 NBER in the News
H3 Frequently Requested Items
H3 The NBER Digest
H3 Bulletin on Retirement and Disability
H3 Special Projects:
H5 More Research
Some internal links have dynamic parameters. All internal URLs, which are not marked as nofollow, should not contain dynamic parameters.
Some anchor texts are used more than once.
3 links don't have an anchor text.
There are 2 links with a trivial anchor text.
The amount of internal links is ok.
None of the anchor texts is too long.
There are 14 external links on this page.
LinkAttributesAnchor text
https://www.nber.org/IMG-ALT NATIONAL BUREAU OF ECONOMIC RESEARCH
A-TITLE Return to Home Page
https://www.nber.org/HOME PAGE
A-TITLE return to home
/nberhistory/sfabricantrev.pdfNew window short history
/reporter/2019number4/New window Report on the NBER's Health Care Program Reviews Major Sources of High US Medical Costs
/reporter/2019number4/New window No Text
/reporter/2019number4/New window NBER Reporter
/reporter/2019number4/philippo...New window market concentration
/reporter/2019number4/jaremski...New window financial market dynamics
/reporter/2019number4/maclean....New window behavioral health
/reporter/2019number4/kuhnen.htmlNew window household expectations
/reporter/2019number4/New window Read online
/reporter/2019number4/2019numb...New window Download the PDF
/papers/w26432?sy=432U.S. Housing Market Magnified the 'China Shock'
/people/yuanxusarahYuan Xu
/people/hong_maHong Ma
/people/robert_feenstraRobert C. Feenstra
/papers/w26432?sy=432...more...
/papers/w26487?sy=487Racial Disparities in Time Spent Waiting to Vote
/people/keith_chenM. Keith Chen
/people/kareem_haggagKareem Haggag
/people/devin_popeDevin G. Pope
/people/ryne_rohlaRyne Rohla
/papers/w26487?sy=487Text duplicate ...more...
/papers/w26541?sy=541From Fog to Smog: the Value of Pollution Information
/people/panle_barwickPanle Jia Barwick
/people/shanjun_liShanjun Li
/people/liguo_linLiguo Lin
/people/eric_zouEric Zou
/papers/w26541?sy=541Text duplicate ...more...
/2009_redesign/archive3.plMore Research
https://scroll.in/article/9502...External What women in rural Madhya Pradesh want: Jobs with direct access to their wages
/papers/w26294.pdfRead the Research
https://economics21.org/real-c...External The Real Cost of Doubling the Minimum Wage
/papers/w12663.pdfTrivial anchor text
here
/papers/w4509.pdfText duplicate Trivial anchor text
here
https://www.wired.com/story/ge...External Germany Rejected Nuclear Power-and Deadly Emissions Spiked
/papers/w26598.pdfText duplicate Read the Research
https://freebeacon.com/politic...External Father Confronts Warren on Free College: People Who Did the Right Thing Get Screwed
/papers/w2642.pdfText duplicate Read the Research
http://money.com/performance-r...External Are Performance Reviews Sexist? New Research Says Yes
/papers/w26345.pdfText duplicate Read the Research
/digest/dec19/w26345.shtmlnon-technical summary
https://www.nber.org/newsref/View all news
https://twitter.com/nberpubsExternal IMG-ALT Twitter
A-TITLE Twitter
https://www.nber.org/rss/IMG-ALT RSS
A-TITLE RSS Feeds
https://www.facebook.com/pages...External IMG-ALT facebook
A-TITLE Facebook
/cycles/main.htmlBusiness Cycle (Recession & Recovery) Page
https://www.nber.org/new.htmlThis Week's Working Papers
/confer/2020/SI2020/call2020.htmlCall for Papers - 2020 Summer Institute
/callforpapers/callpapers.htmlCalls for Papers
/callforpapers/callsforfellows...Calls for Fellowship Applicants
/prefs/fellowship.plFellowship Announcements Sign-up
/callforpapers/graduatetrainin...Graduate Training Seminars
/digest/jan20/w26264.shtmlNew window Veterans Posted to Overseas Combat Zones More Likely to Abuse Opioids than Those Not Deployed
/digest/jan20/w26264.shtmlNew window No Text
/digest/jan20/w26264.shtmlNew window research
/digest/jan20/New window The NBER Digest
/digest/jan20/w26392.shtmlNew window H-1B visa lottery
/digest/jan20/w26353.shtmlNew window China's retaliatory tariffs
/digest/jan20/w26435.shtmlNew window credit booms
/digest/jan20/w26387.shtmlNew window estate taxes
/digest/jan20/w26317.shtmlNew window decline in IPOs
https://www.nber.org/digest/jan20New window Text duplicate Read online
/digest/jan20/jan20.pdfNew window Text duplicate Download the PDF
/people/janice_eberlyJanice C. Eberly
/papers/w25869New window Read the research
https://press.uchicago.edu/ucp...External Subdomain No Text
https://press.uchicago.edu/ucp...External Subdomain Innovation Policy and the Economy, Volume 20, Now Available
https://press.uchicago.edu/ucp...New window External Subdomain For more information or to order
/BRD/2019no3/rdrc19-19a.htmlNew window The Role That Self-Employment Plays in Facilitating Work at Older Ages
/BRD/2019no3/rdrc19-19a.htmlNew window No Text
/BRD/2019no3/rdrc19-19a.htmlNew window self-employment at older ages
https://www.nber.org/BRD/2019no3/New window Bulletin on Retirement and Disability
/BRD/2019no3/rdrc19-06.htmlNew window trends in retirement income adequacy
/BRD/2019no3/rdrc19-10.htmlNew window income choices
/BRD/2019no3/q&a.htmlNew window a Q & A
https://www.nber.org/prefs/brd.plNew window Subscribe
https://www.nber.org/BRD/2019no3/New window Text duplicate Read online
https://www.nber.org/privacy.htmlNBER PRIVACY POLICY
https://www.nber.org/contact/Contact Us
https://www.nber.org/papers.htmlWorking Papers
https://www.nber.org/papers.html(MORE SEARCH OPTIONS)
https://www.nber.org/new.htmlText duplicate This Week's Working Papers
/help/wp/free.htmlCheck to see if you are eligible for Free Downloads
/wpsubscribe.htmlBecome a subscriber
https://www.nber.org/books.htmlRecent Books
https://www.nber.org/booksbyyear/Earlier Books (by decade)
/booksbyseries/Browse books by Series
/books_in_progress/Chapters from Books In Process
https://www.nber.org/BRD/New window Text duplicate Bulletin on Retirement and Disability
https://www.nber.org/BH/New window Bulletin on Health
/BH/lemedical_other.htmlNew window Archive of Lists of Affiliates' Work in Medical and Other Journals with Pre-Publication Restrictions
https://www.nber.org/aginghealth/New window Archives of Bulletin on Aging and Health
https://www.nber.org/digest/New window Digest
https://www.nber.org/reporter/New window Reporter
/othersubscribe.htmlNew window Text duplicate Become a subscriber
/researchdisclosurepolicy.htmlNBER Research Disclosure Policy
https://www.nber.org/programs/Programs
/workinggroups/Working Groups
https://www.nber.org/programs/ag/Aging
/programs/ap/ap.htmlAsset Pricing
/workinggroups/bf/bf.htmlBehavioral Finance
/programs/ch/ch.htmlChildren
/workinggroups/ce/ce.htmlChinese Economy
/workinggroups/cs/cs.htmlCohort Studies
/programs/cf/cf.htmlCorporate Finance
/workinggroups/cri/cri.htmlEconomics of Crime
/programs/dev/dev.htmlDevelopment Economics
/programs/dae/dae.htmlDevelopment of the American Economy
/programs/efg/efg.htmlEconomic Fluctuations and Growth
/programs/ed/ed.htmlEducation
/workinggroups/ent/ent.htmlEntrepreneurship
/programs/eee/eee.htmlEnvironment and Energy
/workinggroups/fr/fr.htmlFinancial Risks
/programs/hc/hc.htmlHealth Care
/programs/he/he.htmlHealth Economics
/workinggroups/hf/hf.htmlHousehold Finance
/programs/io/io.htmlIndustrial Organization
/workinggroups/ipe/ipe.htmlInnovation Policy
/workinggroups/ins/ins.htmlInsurance
/programs/ifm/ifm.htmlInternational Finance and Macroeconomics
/programs/iti/iti.htmlInternational Trade and Investment
/programs/ls/ls.htmlLabor Studies
/programs/le/le.htmlLaw and Economics
/workinggroups/md/md.htmlMarket Design
/programs/me/me.htmlMonetary Economics
/workinggroups/oe/oe.htmlOrganizational Economics
/workinggroups/per/per.htmlPersonnel Economics
/programs/pol/pol.htmlPolitical Economy
/programs/pr/pr.htmlProductivity, Innovation, and Entrepreneurship
/programs/pe/pe.htmlPublic Economics
/workinggroups/ue/ue.htmlUrban Economics
http://projects.nber.org/drupa...External Subdomain Retirement and Disability Research Center (RDRC)
https://projects.nber.org/drup...External Subdomain The Science of Science Funding Initiative
https://projects.nber.org/proj...External Subdomain The Women Working Longer Project
/programs/ag/cahr/cahrhome.htmlCenter for Aging and Health Research (CAHR)
https://www.nber.org/CEME/Conference on Econometrics and Mathematical Economics (CEME)
https://www.nber.org/CRIW/Conference on Research in Income and Wealth (CRIW)
/workplacewellnessIllinois Workplace Wellness Study
/oregon/index.htmlThe Oregon Health Insurance Experiment
/conferences/2020/RIEs20/summa...The Role of Innovation and Entrepreneurship in Economic Growth
/conferences/2019/ENTf19/summa...Text duplicate Entrepreneurship
/conferences/2019/ITIf19/summa...Text duplicate International Trade and Investment
/conferences/2019/HCf19/summar...Text duplicate Health Care
/meeting_summaries.html...More summaries of NBER Meetings...
/summer-institute/NBER Summer Institutes
/SI_econometrics_lectures.htmlSummer Institute Econometric Lectures
/macroannualconference/MacroAn...NBER Annual Conference on Macroeconomics
/2019LTAM/2019ltam.htmlNew Developments in Long-Term Asset Management
/PublicPolicies/publicpolicies...Public Policies in Canada and the United States
/Entrepreneurship/entrepreneur...Entrepreneurship and Economic Growth
/callforpapers/callpapers.htmlText duplicate Calls for Papers
/si2019_video/socialsecurity/2019 Social Security: Panel on Economic Determinants of Fertility Behavior
/si2019_video/entrepreneurship...2019 NBER's Entrepreneurship Research Boot Camp
/feldstein_tribute_2019/2019 Tributes to Martin Feldstein's role at the NBER
/si2019_video/bigdatafinancial...2019 Big Data and High-Performance Computing for Financial Economics
/econometrics_minicourse_2019/2019 Summer Institute Methods Lectures
/feldstein_lecture_2019/feldst...2019 Martin Feldstein Lecture
/2019LTAM/2019ltam.html2019 New Developments in Long-Term Asset Management
/macroannualconference2019/mac...2019 34th Annual Conference on Macroeconomics
/SI_econometrics_lectures.htmlEarlier Summer Institute Methods Lectures
/feldstein_lectures.htmlEarlier Martin Feldstein Lectures
/video_archives.htmlOther NBER Videos
/themes/africa/africansuccesse...Africa
/themes/childhood/childhoodsum...Childhood Interventions
/themes/china2015/chinasummary...China's Economy
/themes/commodity/commoditysum...Commodity Prices
/themes/brexit/brexitsummary.s...Developments in the European Economy
/themes/energy/energysummary.s...Energy
/themes/entrepreneurship/entre...Text duplicate Entrepreneurship
/themes/immigration/immigratio...Immigration and Innovation
/themes/inequality/inequalitys...Inequality
/themes/capitalflows/capitalfl...International Capital Flows
/themes/productivity_growth/pr...Productivity and Growth
/themes/taxpolicy/taxpolicysum...Taxation
https://www.nber.org/brdc/Boston Census Research Data Center (BRDC)
https://www.nber.org/data/Public Use Data Archive
/cycles/main.htmlBusiness Cycle Memos, FAQ, Members
/cycles/cyclesmain.htmlBusiness Cycle Dates
https://www.nber.org/cps/Current Population Survey
/erp/ERP-2017.pdfEconomic Report of the President
https://www.nber.org/releases/New Economic Releases
https://www.nber.org/data/Vital Statistics
/programs/program_members.htmlResearchers by NBER Program
https://www.nber.org/vitae.htmlComplete List of NBER Researchers
https://www.nber.org/board.htmlBoard of Directors
https://www.nber.org/poterba.htmlPresident
/programs/program_desc.htmlProgram Directors
https://www.nber.org/staff.htmlStaff
https://www.nber.org/info.htmlAbout NBER
https://www.nber.org/contact/Contact Information
https://www.nber.org/nberhistory/Historical Archives
https://www.nber.org/programs/Research Programs
/workinggroups/Text duplicate Working Groups
/professionalconduct.htmlProfessional Conduct
/jobs/index.htmlEmployment and Fellowships
/siteguide.htmlSitemap
https://www.nber.org/links/Links to other Resources
https://www.nber.org/s/search/Search
https://www.nber.org/privacy.htmlPrivacy Policy
https://maps.google.com/maps?f...External Subdomain 1050 Massachusetts Ave., Cambridge, MA 02138
A-TITLE Directions to NBER

Server configuration

HTTP redirects
(Critically important)
This website redirects to "https://www.nber.org/"
HTTP header
(Important)
The HTML page should be transferred using GZip compression.
The web server version is sent within the HTTP header.
No X-Powered HTTP header is sent.
Performance
(Somewhat important)
The page response time of 0.80 seconds is longer than the recommended limit of 0.4 seconds. A high response time unnecessarily slows down search engine crawling and results in bad user experience as well.
This website loads 4 javascript files. This may affect the load time negatively.
This website only loads 3 CSS files. That's ok.
The file size of the HTML document is fine (62 kB).

HTTP Response Header

NameValue
dateMon, 27 Jan 2020 18:09:04 GMT
serverApache/2.4.41 (FreeBSD) OpenSSL/1.0.2s-freebsd mod_apreq2-20090110/2.8.0 mod_perl/2.0.11 Perl/v5.30.0
x-xss-protection1
last-modifiedMon, 27 Jan 2020 12:01:10 GMT
etag"f75a-59d1ddcfa56db"
accept-rangesbytes
content-length63322
content-typetext/html; charset=utf-8
statuscode200
http_versionHTTP/1.1

External factors

Blacklists
(Critically important)
This website is not classified "for adult only".
This website is not listed on the Shallalist.
This website is referenced by wikipedia.
This website has excellent links from other websites.
This website has backlinks from 42,059 referring domains.
This website has 2,927,680 backlinks.
This website has backlinks from 31,477 different ip addresses.
Facebook popularity
(Somewhat important)
This website is not very popular on facebook.
Listed on Webwiki
(Nice to have)
This website is listed on Webwiki.

Robots.txt

Sitemap: http://www.nber.org/sitemap.txt

User-agent: NinjaBot
Disallow: /papers/
Disallow: /people/
Disallow: /vitae.html

User-agent: *
Crawl-delay: 10

User-agent: *
Disallow: /fda/
Disallow: /contact/
Disallow: /confer/
Disallow: /~confer/
Disallow: /conf_papers/
Disallow: /c/
Disallow: /wpsubmit/
Disallow: /custom
Disallow: /confsubmit/
Disallow: /family/
Disallow: /1050/
Disallow: /cal/
Disallow: /cgi-bin/
Disallow: /nberhistory/historicalarchives/
Disallow: /xming*
Disallow: /taxex/
Disallow: /papers/mail
Disallow: /tmp/
Disallow: /server-status/
Disallow: /mrtg/
Disallow: /bb/
Disallow: /img/
Disallow: /pics
Disallow: /*.ris$
Disallow: /*.marc$
Disallow: /*.bib$
Disallow: /*palm*$
Disallow: /taxsim-calc*/
Disallow: /medicare/
Disallow: /*.pl/
Disallow: /arfpub/
Disallow: /pscp*
Disallow: /jobs/stateforms/
Disallow: /hcris/
Disallow: /census/
Disallow: /data/

Facebook popularity

Shares / Likes / Comments
0

Only the data for the given URL is shown. We cannot determine the social actions for a linked fan page.

Search preview

www.nber.org
No title provided

Most important keywords

Seobility found the following keywords. You can check the keyword optimization of this page for each keyword.

KeywordResultRecheck
NBER61%Check
in NBER56%Check
New NBER54%Check
SEARCH NBER52%Check
NBER Reporter52%Check
NBER Videos52%Check
NBER researchers51%Check
Public49%Check
by NBER49%Check
in Innovation48%Check

Test up to 1.000 webpages of nber.org with our free plan!

Sign Up Free
No trial. It's just free!