The article says that the causes of this stagnation were: 1. the deep slump and the weak recovery after the 2008 financial crisis 2. a decline in the number o

The article says that the causes of this stagnation were: 1. the deep slump and the weak recovery after the 2008 financial crisis 2. a decline in the number of people available for work 3. more part-time and temporary working 4. a decline in the influence of trade unions