This paper presents OVer, a framework designed to automatically analyze the behaviour of decentralized finance (DeFi) protocols when subjected to a "skewed" oracle input. OVer firstly performs a symbolic analysis on the given contract and constructs a model of constraints. Then, the framework...

This paper studies euro area CDS spreads during the financial crisis. We examine the impact of the crisis on both commercial banks and sovereigns, and focus on two questions. First, have the ECB's open market operations reduced market stress? It seems that large repo volumes, especially if...

This paper examines the macro-spanning hypothesis for bond returns in international markets. Based on a large panel of real-time macro variables that are not subject to revisions, wefind that global macro factors have predictive power for bond returns unspanned by yield factors.Furthermore, we...

To what extent are currency crashes linked to sovereign defaults? Measuring their relationship is notoriously difficult because these are rare disaster events. I take a novel approach. I learn about the risk-neutral distribution of rare currency crushes from prices of far out-of-the-money (FOM)...

I discuss some of the challenges and possible responses of the economics and finance profession following the 2008-2009 financial crisis and the COVID-19 pandemic. I do this in the context of three examples. The first example draws on the Bank of England’s forward guidance on interest rates by...