infonet-economy

An artificial neural network (ANN) algorithm is proposed that incorporates both market segmentation and discriminant (regression) analysis of the segments. The method simultaneously estimates the models relating consumer characteristics to market segments, i.e., subjects are assigned to (unique) segments so that subjects within a class show similar purchase behavior and share the…

National policies towards the regulation of the telecommunications industry have undergone significant change in response to technological progress and increasing competition. This article discusses the consecutive revisions of the Swiss regulatory framework during the 1990's and presents lessons to be drawn from this process. After reviewing the Telecommunications Act (…

This paper reports quantitative information on the effects of tariffs and quotas on prices of individual goods. The analyses uses the natural experiment provided by a comprehensive unilateral trade policy reform in New Zealand to examine the response of foreign exporters to an incident of liberalisation that is unique in the developed world. The price effects of tariffs and quotas…

In der Sozialversicherung gelten Risikoselektionen als unerwuenscht, weil sie die Gefahr mit sich bringen, dass der einheitliche Risikopool in der Sozialversicherung aufgespalten und die sozialpolitisch gewuenschten Umverteilungsstroeme zwischen den Versicherten reduziert werden. Der Beitrag zeigt am Beispiel der sozialen Krankenversicherung in der Schweiz und der Bundesrepublik…