The interplay between investors' demand and providers' incentives has shaped the evolution of exchange-traded funds (ETFs). While early ETFs invest in broad-based indexes and therefore offered diversification at low cost, later products track niche port- folios and charge high fees. Strikingly,...

The paper investigates the determinants of limits of arbitrage for liquidity providers. Using data on institutional transactions, we compare hedge fund trades to those of other institutions. We find that hedge funds' liquidity supply is more relevant for stock-level liquidity, but it is also...

We study a model where some investors ("hedgers") are bad at information processing, while others ("speculators") have superior information-processing ability and trade purely to exploit it. The disclosure of financial information induces a trade externality: if speculators refrain from trading,...

We study a model where some investors (hedgers) are bad at information processing, while others (speculators) have superior information-processing ability and trade purely to exploit it. The disclosure of fi…nancial information induces a trade externality; if speculators refrain from trading,...

We study a model where some investors (“hedgers”) are bad at information processing, while others (“speculators”) have superior information-processing ability and trade purely to exploit it. The disclosure of financial information induces a trade externality: if speculators refrain from...

This paper proposes a novel method to recover the market's beliefs about the Fed's monetary policy by using the responses of interest rates to economic news. We investigate the differential impact of news over time showing that the impact of this information is time varying, and that the...