Karl is currently a Professor of Economics at the University of Sheffield. He gained his PhD in Economics from the Open University under joint supervision with Cardiff University. Previously Karl was employed at the University of Leicester 2001-2005 where he was initially a Lecturer before being promoted to a Senior Lecturer. He was appointed to a Readership in September 2005 at the University of Sheffield and was subsequently promoted to a Personal Chair in January 2009. From 2006-2010 Karl was an external Research Associate of the Institute for Social and Economic Research (ISER), University of Essex. He has published in a wide range of journals including: Economica; Economic Inquiry; Economics Letters; Economics of Education Review; Journal of Banking and Finance; Journal of Economic Behavior and Organization; Journal of Health Economics; Journal of Economic Psychology; Journal of the Royal Statistical Society; Labour Economics; Oxford Bulletin of Economics and Statistics; Oxford Economic Papers; Review of Income and Wealth; and Southern Economic Journal. He has also published policy related research in Fiscal Studies, Oxford Review of Economic Policy and The Lancet. Research interests include applied microeconometrics, household finances and labour economics. Karl is a member of the Grant Assessment Panel C of the Economic and Social Research Council (ESRC) from September 2016-2020.

He joined IZA as a Research Fellow in September 2009.


IZA Publications

IZA Discussion Paper No. 8285
published in: European Journal of Finance, 2018, 24 (6), 439-457
IZA Discussion Paper No. 8284
published in: Journal of Economic Behavior and Organization, 2015, 116, 361-378
IZA Discussion Paper No. 6956
published in: Oxford Economic Papers, 2015, 67 (3), 826-845
IZA Discussion Paper No. 6191
published in: Journal of Economic Psychology, 2014, 45, 197-212
IZA Discussion Paper No. 5621
published in: Economics of Education Review, 2014, 40, 43-54
IZA Discussion Paper No. 5457
published in: Economics Letters, 2011, 113 (1), 88-91
IZA Discussion Paper No. 5447
published in: Journal of Economics and Management Strategy, 2011, 20 (3), 925-955
IZA Discussion Paper No. 4804
published in: Applied Economics, 2011, 44 (35), 4639-4650
IZA Discussion Paper No. 4722