s28.
See Oliver E. Williamson, “Transaction-cost economics: the governance of contractual relations”, Journal of Law and Economics, 22, 2, 1979, pp 233–261; Oliver E. Williamson (1985), The Economic Institutions of Capitalism; especially pp 73–80; Robert M. Solow, “On Theories of Unemployment”, American Economic Review, 70, 1, 1980, pp 1–11. For a summary see Ronald Dore, “Goodwill and the Spirit of Market Capitalism”, 1983, pp 459–482, and more recent textbooks on labour economics.