Citi Economist Willem Buiter Says It Might Be Time to Abolish Cash

It is nice to see Willem Buiter’s insights in the news. From an academic perspective, my work on eliminating the zero lower bound is all footnotes on what Willem Buiter laid out. As my brother and I said in our column yesterday, my role is to work out the nuts and bolts of how central banks can do it, so that it is possible to eliminate the zero lower bound next month rather than a few decades from now.