Schepelmann, Philipp - In: EKONOMIAZ 75 (2010) 04, pp. 104-121
Northrhine-Westphalia (NRW) is the largest land of the Federal Republic of Germany. Until the 1970ies the Ruhr-area with a population of about 12 million people and a strong coal, steel and chemical industry had been plagued with severe pollution. In the 1970ies environmental protection had...
