We show that on-demand insurance contracts, an innovative form of coverage recently introduced through the InsurTech sector, can serve as a screening device. To this end, we develop a new adverse selection model consistent with Wilson (1977), Miyazaki (1977) and Spence (1978). Consumers have...

We analyze the effect of ambiguous loss probabilities on competitive insurance markets with asymmetric information. We characterize equilibria under actuarially fair pricing with preferences that are second-order ambiguity averse (have smooth indifference curves). We also show existence of...