We develop a macroeconomic framework in which firms are large and have market power with respect to both products and labor. Each firm maximizes a share-weighted average of shareholder utilities, which makes the equilibrium independent of price normalization. In a one-sector economy, if returns...

In this paper, I develop a model of oligopoly with shareholder voting. Instead of assuming that firms maximize profits, the objective of the firms is decided by majority voting. This implies that portfolio diversification generates tacit collusion. In the limit, when all shareholders are...

Welches ist die kalkulatorische Mindestmarge eines Darlehens? Soll ein Kreditvertrag zu bestimmten Konditionen abgeschlossen werden oder nicht? Fragen wie diese müssen der Firmenkundenbetreuer und das operative Kreditmanagement einer Bank täglich beantworten. Um sie zu beantworten, müssen im...

Investments in power generation assets are risky due to high construction costs and long asset lifetimes. Technology diversification in generation portfolios represents one option to reduce long-term investment risks for risk-averse decision makers. In this article, we analyze the impact of...