Trivedi, Pravin K.; Zimmer, David; Chang, I-Lok - In: Econometrics : open access journal 5 (2017) 1, pp. 1-11
Copulas have enjoyed increased usage in many areas of econometrics, including applications with discrete outcomes. However, Genest and Nešlehová (2007) present evidence that copulas for discrete outcomes are not identified, particularly when those discrete outcomes follow count distributions....