This paper gives a historical dimension to the impact of trade unions on earnings by estimating the union wage effect in Britain between 1889-90 using data from the US Commissioner of Labour survey conducted at that time. The determinants of union status are also investigated in terms of profit...

Today's labour-scarce economies have open trade and closed immigration policies, while a century ago they had just the opposite, open immigration and closed trade policies. Why the inverse policy correlation, and why has it persisted for almost two centuries? This paper seeks answers to this...