Author Archives: Lambert Strether

About Lambert Strether

Lambert Strether has been blogging, managing online communities, and doing system administration 24/7 since 2003, in Drupal and WordPress. Besides political economy and the political scene, he blogs about rhetoric, software engineering, permaculture, history, literature, local politics, international travel, food, and fixing stuff around the house. The nom de plume “Lambert Strether” comes from Henry James’s The Ambassadors: “Live all you can. It’s a mistake not to.” You can follow him on Twitter at @lambertstrether. http://www.correntewire.com

Why is Financial Stability Essential for Key Currencies in the International Monetary System?

The dollar’s dominant role in international trade and finance has proved remarkably resilient. This column argues that financial stability – and the policy and institutional frameworks that underpin it – are important new determinants of currencies’ international roles. While old drivers still matter, progress achieved on financial-stability reforms in major currency areas will greatly influence the future roles of their currencies.

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Why Standard Macro Models, DSGEs, Crash During Crises

Many central banks rely on dynamic stochastic general equilibrium models – known as DSGEs to cognoscenti. This column – which is more technical than most Vox columns – argues that the models’ mathematical basis fails when crises shift the underlying distributions of shocks. Specifically, the linchpin ‘law of iterated expectations’ fails, so economic analyses involving conditional expectations and inter-temporal derivations also fail. Like a fire station that automatically burns down whenever a big fire starts, DSGEs become unreliable when they are most needed.

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