Estimated effects of relative prices on trade shares are presented in this paper for 64 countries. The equations are estimated using pooled time series, cross section data under the assumption that the error term is serially correlated across time and heteroskedastic across countries. The...

Estimated effects of relative prices on trade shares are presented in this paper for 64 countries. The equations are estimated using pooled time series, cross section data under the assumption that the error term is serially correlated across time and heteroskedastic across countries. The...

We show that product differentiation reduces the informativeness of a firm's stock price (or its peers' stock prices) about the value of its growth opportunities. This results in less efficient exercise of a firm's growth options when managers rely on information in stock prices for their...