I introduce a general equilibrium model with active investors and indexers. Indexing causes market segmentation, and the degree of segmentation is a function of the relative wealth of indexers in the economy. Shocks to this relative wealth induce correlated shocks to discount rates of index...

The paper examines the implications arising from the effect of two cognitive biases, representativeness and conservatism, for securities price behaviour on the London Stock Exchange. In a single- and multi-factor framework of abnormal returns, the aspects of trend and consistency in the...