Historically, worker movements have played a crucial role in making workplaces safer. Firms traditionally oppose better health standards. According to our in- terpretation, workplace safety is costly for firms but increases average health of workers and thereby aggregate labour supply. A...

We analyse a world consisting of 'the North'and 'the South' where labour stan- dards in the North are set by trade unions. Standards set by unions tend to increase output and welfare. There are no unions in the South and work stan- dards are suboptimal. Trade between these two countries can...