Often, firms can choose from different combinations of price and cost processes. For example, they can choose between different production locations or technologies, between different products to produce, or between different locations for selling them. To study the choice of the optimal...

Literature concerning the transactions theory of demand for money often contains the assumption that simple trigger-target rules are optimal when each financial transaction is accompanied by a fixed cost. The validity of this assumption is examined in this paper. Using a simple example, it is...