Marius Zoican, 20 September 2014

Technological advances in equity markets entered the spotlight following the Flash Crash of May 2010. This column analyses the advantages and disadvantages of algorithmic and high-frequency trading. Ever-faster exchanges do not always improve liquidity. Following a speed upgrade in the Nordic equity markets, effective spreads posted by high-frequency traders increased by 32%.

Xavier Vives, 12 August 2010

CEPR Policy Insight 50 models the trade-off between competition and stability in the banking sector. Competition might increase instability through two channels: by exacerbating the coordination problem of depositors/investors on the liability side and fostering panics; and by increasing incentives to take risk, and thus the raising probability of failure. Regulation can alleviate this competition-stability trade-off, but the design of optimal regulation has to take into account the intensity of competition.


CEPR Policy Research