We develop a dynamic general equilibrium monetary model where a shortage of collateral and incomplete markets motivate the formation of credit relationships and the rehypothecation of assets. Rehypothecation improves resource allocation because it permits liquidity to flow where it is most...

The Friedman rule recommends eliminating liquidity premia on nominally risk-free government debt and following a deflationary monetary policy. The desirability of this prescription in a broad class of monetary models contrasts sharply with observation. In reality, the average rate of inflation...