Can a negative shock to sovereign ratings invoke a vicious cycle of increasing government bond yields and further downgrades, ultimately pushing a country toward default? The narratives of public and political discussions, as well as of some widely cited papers, suggest this possibility. In this...

This paper tests for the sensitivity of R&D to financing constraints conditional on restrictions in external financing. Financing constraints of firms are identified by an exogenously calculated rating index. Restrictions in external financing are determined by (i) the specific time period...

Motivated by the financial crisis of 2007-2009 several papers have provided explanations for why liquidity may dry up during market stress. This paper also looks at this issue but focuses on the question as to why the liquidity crunch was not uniform across maturities. As funding pressures were...

This paper provides evidence for regulatory arbitrage within the class of assetbacked securities (ABS) based on individual asset holding data of German banks. I find that those banks operating with tight regulatory constraints pick the securities with the highest yield and lowest collateral...

In markets with quality unobservable to buyers, third-party certification is often the only instrument to increase transparency. While both sellers and buyers have a demand for certification, its role differs fundamentally: sellers use it for signaling, buyers use it for inspection. Seller...

The transformation of credit scores into probabilities of default plays an important role in credit risk estimation. The linear logistic regression has developed into a standard calibration approach in the banking sector. With the advent of machine learning techniques in the discriminatory phase...

Venture capital markets are characterized by multiple incentive problems and asymmetric information in an uncertain environment. All kinds of agency problems are present: moral hazard, adverse selection, hold-up problems, window dressing, etc. Entrepreneurs and venture capitalists enter into...

Banks lend more to banks that are similar to them. Using data from the German credit register and proprietary supervisory data on the quality of banks’ loan portfolio, we show that a similar portfolio of the lending and borrowing bank helps to overcome information asymmetries in interbank...