
It started with Greece and its $100-plus billion bailout package last May. Next came Ireland: in November, it accepted a similarly hefty financial rescue. And now the European debt crisis is at risk of spreading like a virus to countries perceived by the markets to have similar vulnerabilities. Other countries that appear at risk for financial problems include Portugal, Spain and Italy.
As I watch these events unfolding across the Atlantic, the economist in me is fascinated to see that financial crises continue to be part of our landscape. I’ve spent a large part of my professional life studying how financial crises spread from country to country and Europe’s sovereign debt predicament is a living and breathing example of my academic research. Theoretical and empirical models help us understand pieces of otherwise complex dynamics that have been, and continue to be, the fundamental drivers of financial crises.
My biggest worry is that contagion often creates a self-fulfilling destabilizing effect that can spread otherwise ‘isolated’ episodes of stress to other markets and countries. It has a momentum of its own. And as the world’s economies are trying hard to pull through from the credit crisis and the global downturn that started in mid-2007, I worry about the immediate and longer-term challenges facing Europe. It’s clear that Europe is struggling mightily to prevent the debt crisis from overwhelming more countries and support a fragile recovery, but containing contagion is not easy. Read More »