In empirical productivity analysis it has become customary to use flexible functional forms to represent a firm's production technology by estimating cost functions. In this note we suggest a procedure to calculate the region where an estimated translog cost function meet the required...

Guilt averse individuals experience a utility loss if they believe they let someone down. For example, generosity depends on what the donor believes that the recipient expects to receive. We measure guilt aversion in three separate experiments: a dictator game experiment, a complete information...

This paper considers the effects of voluntary international environmental protocols on emissions, in particular the effect of the 1985 Helsinki Protocol and the 1994 Oslo Protocol on the reduction of sulphur oxides. The analysis employs panel data from 30 European countries over the period...