The paper gives an overview over issues concerning the role of financial stability in monetary policy and the relation between banking supervision and central banking. Following a brief account of developments in the European Monetary Union since its creation, the systematic treatment contains...

The paper discusses the prospects for European Banking Union as they appear in the summer of 2014. The first part gives an overview over the problems that gave rise to the Banking Union initiative, the second part discusses the legislative measures that have been taken towards this objective....

We examine the pervasive view that “equity is expensive,” which leads to claims that high capital requirements are costly for society and would affect credit markets adversely. We find that arguments made to support this view are fallacious, irrelevant to the policy debate by confusing...

We examine the pervasive view that “equity is expensive,” which leads to claims that high capital requirements are costly and would affect credit markets adversely. We find that arguments made to support this view are either fallacious, irrelevant, or very weak. For example, the return on...

Shareholder-creditor conflicts can create leverage ratchet effects, resulting in inefficient capital structures. Once debt is in place, shareholders may inefficiently increase leverage but avoid reducing it no matter how beneficial leverage reduction might be to total firm value. We present...

We propose a new approach to the normative analysis of public-good provision. In addition to individual incentive compatibility, we impose conditions of robust implementability and coalition proofness. Under these additional conditions, participants' contributions can only depend on the level of...

This paper studies the design of optimal utilitarian mechanisms for an excludable public good. Excludability provides a basis for making people pay for admissions; the payments can be used for redistribution and/or funding. Whereas previous work assumed that admissions are governed by the...

The paper reviews and assesses our understanding of the notion of “market discipline” in corporate governance. It questions the wholesale appeal to this notion in policy discussion, which fails to provide an account of the underlying mechanisms in terms of theory and empirical analysis....

The paper studies the assessment of private damages that the cartelization of a market imposes on buyers in that market and, possibly, on the buyers’ own customers in further market downstream. Abstracting from procedural problems and focussing on conceptual issues, the paper argues that...

The paper studies outside finance in a model of two-dimensional moral hazard, involving risk choices as well as effort choices. If the entrepreneur has insu¢ cient funds, a first-best outcome cannot be implemented. Second-best outcomes involve greater failure risk than first-best outcomes. For...