This paper focuses on insider trading and its effect on market liquidity and information efficiency. The insider follows an intertemporal trading strategy. We start with the model of Kyle 1985. This model is extended to the case that the date at which insider information becomes public is...

The purpose here is to compute sizes of stable cartels when both degree of homogeneity and market size vary. Noncooperative behaviour is observable without form of a Nash-equilibrium where firms follow pure strategies. Starting from a particular cartel size, the question is whether there exists...