This paper studies covered interest parity arbitrage violations in foreign exchange markets and their relationship with market liquidity using a novel and unique dataset of tick-by-tick firm quotes for all financial instruments involved in the arbitrage strategy. The statistical analysis reveals...

We provide empirical evidence that deviations from uncovered interest rate parity (UIP) display significant nonlinearities, consistent with theories based on transaction costs or limits to speculation. This evidence suggests that the forward bias documented in the literature may be less...