We develop a generalized approach to the treatment of household inequality aspects of social welfare in general equilibrium models of trade. We follow a dual approach, highlighting how general equilibrium distributional aspects of social welfare related to import protection may be examined...

The multiple-choice nested knapsack problem (MCKP) is a generalization of the ordinary knapsack problem, where the set of items is partitioned into classes. The binary choice of selecting an item is replaced by taking exactly one item out of each class of items. Due to the fact that the MCKP is...

The generalized assignment problem (GAP) examines the maximum profit assignment of jobs to processors such that each job is assigned to precisely one processor subject to capacity restrictions on the processors. Due to the fact that the GAP is an NP-hard integer program dual prices are not...

Firms make labour demand decisions not only between permanent and non-permanent employees but also increasingly more between employees and contractors. Indeed, this third work format can be attractive, also when employment protection law is restrictive. This paper examines empirically this...

Conventional theories of capitalism are mired in a deep crisis: after centuries of debate, they are still unable to tell us what capital is. Liberals and Marxists both think of capital as an 'economic' entity that they count in universal units of ‘utils’ or 'abstract labour', respectively....