Bernhardt, Dan, Koufopoulos, Kostas and Trigilia, Giulio (2019) Is there a paradox of pledgeability? Working Paper. Coventry: University of Warwick. Department of Economics. Warwick economics research papers series (WERPS) (1237). (Unpublished)

Sorge, Marco, Zhang, Chendi and Koufopoulos, Kostas (2017) Short-term corporate debt around the world. Journal of Money, Credit and Banking, 49 (5). pp. 997-1029. doi:10.1111/jmcb.12403

Koufopoulos, Kostas and Kozhan, Roman (2016) Optimal insurance under adverse selection and ambiguity aversion. Economic Theory, 62 (4). pp. 659-687. doi:10.1007/s00199-015-0926-3

Koufopoulos, Kostas, Kozhan, Roman and Trigilia, Giulio (2014) Optimal security design under asymmetric information and profit manipulation. Working Paper. Coventry: University of Warwick. Department of Economics. Warwick economics research papers series (TWERPS), Volume 2014 (Number 1050). (Unpublished)

Koufopoulos, Kostas and Kozhan, Roman (2014) Welfare-improving ambiguity in insurance markets with asymmetric information. Journal of Economic Theory, Volume 151 . pp. 551-560. doi:10.1016/j.jet.2013.11.003

Koufopoulos, Kostas (2009) Optimal securities under adverse selection and moral hazard. Journal of Mathematical Economics, Vol.45 (No.5-6). pp. 341-360. doi:10.1016/j.jmateco.2009.03.003

Koufopoulos, Kostas (2007) On the positive correlation property in competitive insurance markets. Journal of Mathematical Economics, Vol.43 (No.5). pp. 597-605. doi:10.1016/j.jmateco.2007.01.001