Storable products allow consumers to time their purchases to exploit price fluctuations. It has been documented that during promotions consumers buy more. The additional purchases are potentially intended not only for current use, but to be stockpiled for future consumption. This paper discusses...

In most major democracies there are very fewparties compared to the number of possible policy positions held by voters. We provide an efficiency rationale for why it might be appropriate to limit the proliferation of parties. In our model, the larger the number of parties, the greater the...