[...] Before the Golden Age, per capita income in the rich capitalist economies used to grow at 1-1.5 per cent per year. During the Golden Age, it grew at 2-3 per cent in the US and Britain, 4-5 per cent in Western Europe, and 8 per cent in Japan. Since then, these countries have never managed to grow faster than that.
1950-1973 in rich countries, coinciding with growth in progressive taxation and social welfare spending