Cellular manufacturing (CM) is an important application of group technology (GT) that can be used to enhance both flexibility and efficiency in today’s small-to-medium lot production environment. The crucial step in the design of a CM system is the cell formation (CF) problem which involves...

We consider a monopolistic supplier’s optimal choice of wholesale tariffs when downstream firms are privately informed about their retail costs. Under discriminatory pricing, downstream firms that differ in their ex ante distribution of retail costs are offered different tariffs. Under uniform...

This paper shows that the positive assortative matching of Ghatak (1999) and Van Tassel (1999) is not a general result and always depends on the distribution of safe and risky types. Some new implications are: (i) borrowers may be better off by forming mixed groups. (ii) a mixed pooling...

The most common method of education remains that of the student teacher relationship in the classroom. Within this framework, although the student has the final choice on attendance, the educational institution can affect his relevant incentives. At the two extremes, full attendance can be...