A self-interest explanation is presented for opposition by some farm groups to futures markets. During the twenties and thirties, political oppositi on to futures markets was greater in the grain-producing states. The line elevator companies were prominent in these states and not others , and...

A rise in the relative cost of time of women has increased the demand for brand names and reduced the demand for information traditionally supplied by retailers. A theory of the optimal allocation of shopping responsibilities in a two-earner household shows that a rise in the woman's wage...