The significant role of institutional and non-market factors in the functioning of an economic system was a core theme of the old institutional economists. They also criticised the narrow conception of economic welfare only in terms of efficiency and satisfaction of consumer interests. Instead, they focused on issues related to justice, human self-development and labourers’ welfare. Their conception of the labour market functions is an indicative example of the uniqueness of their approach. In contrast to the standard approach, labour market functioning does not depend only on the price mechanism, but is also affected by other key factors and parameters such as the social norms, several psychological factors and various labour institutions....