We conducted a global study of the long-term issuer ratings of nonfinancial firms from Standard and Poor's Ratings Services (S&P) for the period 1998-2003. Specifically, we focused on the solicited versus unsolicited ratings and sample-selection bias in the analysis. Unlike the literature, we...

Die Frage nach der Kausalität fällt in die Methodologie. Methodologie ist in den Wirtschaftswissenschaften ein Bereich, der sowohl bei Ökonomen als auch bei Philosophen kaum Beachtung findet. Ökonomik hat sich ursprünglich als eine kausal erklärende Wissenschaft verstanden. Sie wollte für...

It has been forty years since the oil crisis of 1973/74. This crisis has been one of the defining economic events of the 1970s and has shaped how many economists think about oil price shocks. In recent years, a large literature on the economic determinants of oil price fluctuations has emerged....

This paper studies a dynamic version of the Holmstrom-Tirole model of intermediated finance. I show that competitive equilibria are not constrained efficient when the economy experiences a financial crisis. A pecuniary externality entails that banks' desire to accumulate capital over time...

In the last thirty years, the world’s economies have changed significantly. New technology developments have enabled the transition from the industrial economy to the network economy. The network economy is based on information technology, connectivity and human knowledge. Its development has...

We argue that the present crisis and stalling economy continuing since 2007 have clear origins, namely in the delusionary belief in the merits of policies based on a “perpetual money machine” type of thinking. Indeed, we document strong evidence that, since the early 1980s, consumption has...

Lack of transparency in securitization transactions significantly contributed to the severe financial crisis of 20072009. To increase transparency we propose a new mechanism: financial claims with fingerprints. They would allow market participants at each stage of the securitization process to...

This study aims to explore the relationship between market integration, foreign portfolio equity holding and inflation rates on international stock market linkages between Pakistan and India. To measure stock equity interlinkage, we constructed international co-movement index through rolling...

The authors conducted a global study of the long-term issuer ratings of nonfinancial firms from Standard and Poor's Ratings Services (S&P) for the period 1998–2003. Specifically, they focused on the solicited versus unsolicited ratings and sample-selection bias in the analysis. Unlike the...

Order flow is toxic when it adversely selects market makers, who may be unaware they are providing liquidity at a loss. We present a new procedure to estimate flow toxicity based on volume imbalance and trade intensity (the VPIN toxicity metric). VPIN is updated in volume-time, making it...