Actors on print media markets face two different (and interrelated) demand curves: the demand for copies and the demand for advertising space. This paper develops a realistic, yet simple, model of print media industries. In contrast to earlier studies, it takes into account that print media...

This paper analyzes a mechanism through which a supplier of unknown quality can overcome its asymmetric information problem by selling via a reputable downstream …rm. The supplier’s adverse-selection problem can be solved if the downstream …rm has established a reputation for delivering...

This paper analyzes the effects of net neutrality regulation on investment incentives for Internet service providers (ISPs) and content providers (CPs), and their implications for social welfare. We show that the ISP's decision on the introduction of discrimination across content depends on a...

The paper develops a growth model with evolutionary microfounded structural change. The model endogenises both technical change and changes in final and intermediate demand as affecting macro-economic growth, through the structural change of the economy. The aim is to formally account for the...

The paper aims to account for the empirical stylised facts related to changes in sectoral structures that have led to the growth of services in most advanced countries over recent decades. A growth model with evolutionary micro-founded structural change is developed, which formalises the role of...

The aim of this paper is to account for both the short-run fluctuations and the very-long run transformations induced by technological change in analysing long-run growth patterns. The paper investigates the possible imprint left by short-run fluctuations on the long run dynamics by affecting...

Infolge der anstehenden Veränderungen durch die vierte industrielle Revolution herrscht eine angeregte Diskussion über mögliche Strukturveränderungen in Wirtschafts- und Arbeitswelt. Neben den Chancen, die die Industrie 4.0 mit sich bringt, stehen vor allem potenzielle negative...

After a decade in which wages and employment fell precipitously in low-skill occupations and expanded in high-skill occupations, the shape of U.S. earnings and job growth sharply polarized in the 1990s. Employment shares and relative earnings rose in both low and high-skill jobs, leading to a...

Rural areas in Sub-Saharan Africa are typically underserved by financial services. Mobile money brings a substantial reduction in the transaction costs of remittances. We follow the introduction of mobile money for the first time in rural villages of Mozambique using a randomized field...

The economic effects of environmental taxes depend on the market structure. Under imperfect competition with free entry and exit, environmental taxes have an impact on economies of scale by changing the number and size of firms. Whether economies of scale rise or fall in a particular industry...