This paper examines market liquidity in the post-crisis era in light of concerns that regulatory changes might have reduced dealers' ability and willingness to make markets. We begin with a discussion of the broader trading environment, including an overview of regulations and their potential...

Do regulations decrease dealer ability to intermediate trades? Using a unique data set of dealer-bond-level transactions, we link changes in liquidity of individual U.S. corporate bonds to dealers’ transaction activity and balance sheet constraints. We show that, prior to the financial crisis,...