This paper develops a model of the lender of last resort. It provides an analytical basis for “too big too fail” and a rationale for “constructive ambiguity”. Key results are that if contagion (moral hazard) is the main concern, the Central Bank (CB) will have an excessive (little)...

The fundamental importance of economic institutions for economic growth through their impact on technological change has been argued, reconfirmed by recent empirical studies, but not examined theoretically. This paper tries to fill that gap. In the model proposed, economic growth is affected by...

We provide a model of contagion where countries borrow or lend for consumption smoothing at the market interest rate or a lower IMF rate. Highly indebted countries hit by large negative shocks to output will default. The resulting reduction in loanable funds raises interest rates, increases the...