{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,2,21]],"date-time":"2025-02-21T15:47:31Z","timestamp":1740152851785,"version":"3.37.3"},"reference-count":35,"publisher":"Institute of Electrical and Electronics Engineers (IEEE)","issue":"2","license":[{"start":{"date-parts":[[2018,4,1]],"date-time":"2018-04-01T00:00:00Z","timestamp":1522540800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/ieeexplore.ieee.org\/Xplorehelp\/downloads\/license-information\/IEEE.html"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["IEEE Trans. Learning Technol."],"published-print":{"date-parts":[[2018,4,1]]},"DOI":"10.1109\/tlt.2016.2614302","type":"journal-article","created":{"date-parts":[[2016,9,28]],"date-time":"2016-09-28T18:10:42Z","timestamp":1475086242000},"page":"264-274","source":"Crossref","is-referenced-by-count":8,"title":["From Learners to Earners: Enabling MOOC Learners to Apply Their Skills and Earn Money in an Online Market Place"],"prefix":"10.1109","volume":"11","author":[{"given":"Guanliang","family":"Chen","sequence":"first","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9529-1071","authenticated-orcid":false,"given":"Dan","family":"Davis","sequence":"additional","affiliation":[]},{"given":"Markus","family":"Krause","sequence":"additional","affiliation":[]},{"given":"Efthimia","family":"Aivaloglou","sequence":"additional","affiliation":[]},{"given":"Claudia","family":"Hauff","sequence":"additional","affiliation":[]},{"given":"Geert-Jan","family":"Houben","sequence":"additional","affiliation":[]}],"member":"263","reference":[{"key":"ref33","first-page":"29","article-title":"Should learning be its own reward?","volume":"31","author":"willingham","year":"2007","journal-title":"Amer Educator"},{"key":"ref32","first-page":"117","article-title":"The use\n of random extra credit quizzes to increase student attendance","volume":"28","author":"wilder","year":"2001","journal-title":"J Instruct Psychol"},{"key":"ref31","doi-asserted-by":"publisher","DOI":"10.1037\/0022-3514.92.1.82"},{"key":"ref30","doi-asserted-by":"publisher","DOI":"10.1080\/00131946.2011.540984"},{"key":"ref35","doi-asserted-by":"publisher","DOI":"10.1037\/0022-0663.82.1.51"},{"key":"ref34","doi-asserted-by":"publisher","DOI":"10.1037\/0022-0663.81.3.329"},{"key":"ref10","doi-asserted-by":"publisher","DOI":"10.2307\/2095708"},{"key":"ref11","article-title":"Revolution hits the universities","author":"friedman","year":"2013","journal-title":"The New York Times"},{"key":"ref12","doi-asserted-by":"publisher","DOI":"10.3386\/w15898"},{"key":"ref13","doi-asserted-by":"publisher","DOI":"10.1145\/2556325.2566239"},{"key":"ref14","article-title":"Motivating students with cash-for-grades incentive","author":"guttenplan","year":"2011","journal-title":"The New York Times"},{"key":"ref15","doi-asserted-by":"publisher","DOI":"10.1109\/ICSM.2012.6405300"},{"key":"ref16","doi-asserted-by":"publisher","DOI":"10.2139\/ssrn.2586847"},{"key":"ref17","doi-asserted-by":"publisher","DOI":"10.19173\/irrodl.v15i1.1651"},{"key":"ref18","doi-asserted-by":"publisher","DOI":"10.1207\/s15328023top2203_7"},{"key":"ref19","doi-asserted-by":"publisher","DOI":"10.1016\/j.compedu.2011.05.021"},{"key":"ref28","doi-asserted-by":"publisher","DOI":"10.1145\/2858036.2858121"},{"key":"ref4","first-page":"13","article-title":"Studying learning in the worldwide classroom: Research into edX’s first MOOC","volume":"8","author":"breslow","year":"2013","journal-title":"Research & Practice in Assessment"},{"key":"ref27","doi-asserted-by":"publisher","DOI":"10.5944\/openpraxis.5.1.42"},{"key":"ref3","doi-asserted-by":"publisher","DOI":"10.1207\/S15328023TOP3003_05"},{"key":"ref6","doi-asserted-by":"publisher","DOI":"10.1177\/009862839402100309"},{"key":"ref29","doi-asserted-by":"publisher","DOI":"10.1109\/WCRE.2002.1173068"},{"key":"ref5","doi-asserted-by":"publisher","DOI":"10.1037\/0022-0663.83.3.405"},{"article-title":"TU delft online learning research working paper #6","year":"2014","author":"de vries","key":"ref8"},{"key":"ref7","doi-asserted-by":"publisher","DOI":"10.2139\/ssrn.2350964"},{"journal-title":"The Power and Pitfalls of Education Incentives","year":"2011","author":"allan","key":"ref2"},{"key":"ref9","doi-asserted-by":"publisher","DOI":"10.1037\/0033-2909.125.6.627"},{"article-title":"News about edX certificates","year":"0","author":"agarwal","key":"ref1"},{"key":"ref20","doi-asserted-by":"publisher","DOI":"10.1145\/2724660.2724680"},{"key":"ref22","doi-asserted-by":"publisher","DOI":"10.1037\/0022-0663.82.4.760"},{"key":"ref21","first-page":"62","article-title":"Retention and intention in massive open\n online courses: In depth","volume":"48","author":"koller","year":"2013","journal-title":"EDUCAUSE Rev"},{"key":"ref24","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-319-24258-3_41"},{"key":"ref23","doi-asserted-by":"publisher","DOI":"10.1207\/s15328023top3304_4"},{"article-title":"Participation and performance in 8.02x electricity and magnetism:\n The first physics MOOC from MITx","year":"2013","author":"rayyan","key":"ref26"},{"key":"ref25","doi-asserted-by":"publisher","DOI":"10.1037\/0022-0663.82.1.33"}],"container-title":["IEEE Transactions on Learning Technologies"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/4620076\/8388605\/07579220.pdf?arnumber=7579220","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,1,12]],"date-time":"2022-01-12T16:25:54Z","timestamp":1642004754000},"score":1,"resource":{"primary":{"URL":"https:\/\/ieeexplore.ieee.org\/document\/7579220\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2018,4,1]]},"references-count":35,"journal-issue":{"issue":"2"},"URL":"https:\/\/doi.org\/10.1109\/tlt.2016.2614302","relation":{},"ISSN":["1939-1382","2372-0050"],"issn-type":[{"type":"electronic","value":"1939-1382"},{"type":"electronic","value":"2372-0050"}],"subject":[],"published":{"date-parts":[[2018,4,1]]}}}