Contractual reductionism takes market exchange as the ubiquitous form of economic organization throughout history. Transactions costs are accordingly regarded as the costs of running any economic system in general. This paper explores the nature of protection/aggression costs as specific costs...

The budget constraint as a bookkeeping identity is a fundamental concept of standard microeconomics. Clower reinterpreted this concept as a rational planning postulate. The notion of soft budget constraint (SBC), formulated for the first time by Janos Kornai (1979) in the context of a socialist...

In this paper, we reconsider the concept of the BC in the light of an institutionalist approach. Kornai’s interpretation of the concept provides the basis of such an approach. He defines the BC as a conditional empirical fact regarding the specific behavioural regularity of agents that is...

The concept of ‘mode of coordination’ captures the way economy is embedded in social relationships and influences the integration of society through an ‘instituted process.’ Three main typical or ideal modes of coordination have been identified in the literature, namely the market, the...

In this paper, I argue that the insightful and rich collection of various definitions of economics provided by Backhouse and Medema (2009a,b) suffers from a major shortcoming: it misses Walras’ contributions on this topic. Borrowing from the authors’ taxonomy, I will show that Walras’...