We analyze the empirical power and specification of test statistics designed to detect abnormal bond returns in corporate event studies, using monthly and daily data. We find that test statistics based on frequently used methods of calculating abnormal monthly bond returns are biased. Most...

We document a pattern in the serial dependence of security returns around nontrading days. The correlation of returns the second day after a weekend or holiday with returns the first day after is unusually low, and in many return series is negative, implying a reversal of price movements. We...

I examine the uniformity of risk pricing in futures and asset markets. Tests against a general alternative do not reject complete integration of futures and asset markets. As predicted, estimates of the "zero-beta" rate for futures are close to zero, and premiums for systematic risk do not...