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Working Paper
Contingent reserves management: an applied framework
One of the most serious problems that a central bank in an emerging market economy can face is the sudden reversal of capital inflows. Hoarding international reserves can be used to smooth the impact of such reversals, but these reserves are seldom sufficient and always expensive to hold. In this paper we argue that adding richer hedging instruments to the portfolios held by central banks can significantly improve the efficiency of the anti-sudden stop mechanism. We illustrate this point with a simple quantitative hedging model, where optimally used options and futures on the S&P100?s implied ...
Journal Article
Commentary on \\"productivity and the post-1990 U.S. economy\\"
Working Paper
Sourcing externalities
Working Paper
Effective labor regulation and microeconomic flexibility
Microeconomic flexibility, by facilitating the process of creative destruction, is at the core of economic growth in modern market economies. The main reason why this process is not infinitely fast is the presence of adjustment costs, some of them technological, others institutional. Chief among the latter is labor market regulation. While few economists would object to such a view, its empirical support is rather weak. In this paper we revisit this hypothesis and find strong evidence for it. We use a new sectoral panel for 60 countries and a methodology suitable for such a panel. We find ...