This article shows that in the presence of environmental externalities, it may be welfare enhancing to overcome a technological lock-in by a dead- end technology through governmental intervention. It is socially desirable to subsidize a dead-end technology if its environmental externality is...

This article shows that in the presence of environmental externalities, it may be welfare enhancing to overcome a technological lock-in by a deadend technology through governmental intervention. It is socially desirable to subsidize a dead-end technology if its environmental externality is small...

Rational individuals may use a Public Service TV channel as a welfare improving institution to solve the paradox of being uninformed. To induce voters to watch unbiased serious informational content the Public Service TV channel is not only broadcasting (unbiased serious) news but also sport and...

A welfare-maximizing Public Service Broadcaster (PSB) broadcasts both information-type and show-type content if (i) the information consumption of TV viewers generates external benefits for society by improving the ability of voters to control politicians and (ii) the marginal external benefits...