This paper presents a simple theoretical model of the effects of airline code sharing and antitrust immunity between noncompeting carriers. When carriers without a code sharing agreement or immunized alliance price a route, a double marginalization problem arises. Immunized alliances internalize...

This paper presents evidence on the amount of price rigidity that exists in individual transaction prices. Using the Stigler-Kindahi data, I examine the behavior of individual buyers' prices for certain products used in manufacturing. My most important findings are: 1.The degree of price...

This paper presents evidence on the amount of price rigidity that exists in individual transaction prices. Using the Stigler-Kindahi data, I examine the behavior of individual buyers' prices for certain products used in manufacturing. My most important findings are: 1.The degree of price...