We propose a unified framework to study liquidity provision by debt-issuing versus equity-issuing financial intermediaries. We show that both types of intermediaries provide liquidity by insuring against idiosyncratic liquidity risks as in Diamond and Dybvig (1983) but with distinct frictions....

Liquidity provision is often attributed to debt-issuing intermediaries like banks. We develop a unified theoretical framework and empirically show that mutual funds issuing demandable equity also provide an economically significant amount of liquidity by insuring against idiosyncratic liquidity...