We examine the welfare costs of informed trade in a new sequential trade model with elastic uninformed traders. Welfare losses occur when the liquidity costs of executing a trade exceed the potential gains from the trade. With long-lived private information, more informed traders lead to better...

This paper investigates the implications of the Grossman-Stiglitz (1980) model on the informational efficiency of financial markets for the optimality of the allocation of talent to financial trading versus entrepreneurship. Informed traders make the financial market more informationally...