This paper uses survey data from Iceland on 884 firms to test for the theory of customer markets proposed by Phelps and Winter (1970) and Okun (1981). The results provide support for the customer market theory in that managers agree that customers are valuable to firms they rank them second only...

We use a change in Iceland’s education system as a natural experiment to measure the effect of years spent in upper secondary school on subsequent first year outcomes at university. The duration of Iceland´s upper-secondary education was shortened by one year through compression of the...