Liberalization policies of international movements of capital and labour have represented a crucial feature of the so-called 'globalization' era. More recently, however, several restrictions on migratory movements have been adopted to face the alleged negative effects of immigration. On the...

This paper is a revised version of a discussion with Nobel laureate Vernon Smith on the limits of neoclassical theory and on the opportunity to recover the alternative approach of classical economists and Marx. Vernon Smith is certainly right to insist on the heuristic force of the classical...