Hotellings berühmtes "Prinzip der minimalen Differenzierung" behauptet, dass zwei Firmen, die sich miteinander in räumlichem Wettbewerb befinden, dieselbe Position wählen. Wenn man räumlichen Wettbewerb als Modellierung von Produktdifferenzierung versteht, bedeutet dieses, dass die Firmen...

We study general discrete-types multidimensional screening without any noticeable restrictions on valuations, using instead epsilon-relaxation of the incentive-compatibility constraints. Any active (becoming equality) constraint can be perceived as "envy" arc from one type to another, so the set...

We study general discrete-types multidimensional screening without any noticeable restrictions on valuations, using instead epsilon-relaxation of the incentivecompatibility constraints. Any active (becoming equality) constraint can be perceived as "envy" arc from one type to another, so the set...

Economic growth has not led to a decline in religion despite past predictions that it would. I use a formal model of religious competition to show how economic growth produces counteracting effects on religious participation in an open religious market, while economic growth will have little...

This paper utilizes a spatial competition model to analyze criminal activity. Criminals are heterogeneous in their cost of providing illegal goods and compete by choosing a location and a price for the distribution of the illegal goods to clients. The locational choice of criminals and law...