We examine whether corporate governance differences affect firm valuation in cross-border mergers. We find that takeover premiums are decreasing in the quality of the foreign acquirer’s home country governance for deals completed with stock, suggesting that the acquirers compensate target...

Testing portfolio alpha against a linear factor model can be interpreted as a mean-variance efficiency test of the optimal portfolio of factors. For ambiguity neutral investor, adding active portfolio with statistically significant alpha always implies efficiency gain relative to the optimal...

I investigate the possibility of estimating expected return on a stock from a linear equation with known coefficients using only risk-neutral variance of return and reach a negative conclusion. The formula is not viable because: (i) its coefficients are indeterminate (unknown) and are not...