Bordignon, Massimo; Cerniglia, Floriana; Revelli, Federico - 2002
test if some theoretically derived predictions of yardstick competition theory are supported by data, estimating to this … agreement with yardstick theory. On the other hand, the results of the estimation of the popularity equation are less supportive … of the theory, possibly as a result of the difficulty in controlling for public service quality and the simultaneous …