The occurrence of abnormal returns before the unscheduled announcement of price sensitive information is a potential indicator of insider trading. We identify insider trading with a structural change in the intercept of an extended capital asset pricing model. To detect such a change we...

There is a vast empirical literature rejecting uncovered interest parity(UIP) on the basis of regressions of the actual exchange rate change against the forward premium/discount. In this paper, whilst we confirm the conventional regression analyses, we argue that they constitute only an indirect...