Insurance companies often follow highly correlated investment strategies. As major investors in corporate bonds, their investment commonalities subject investors to fire-sale risk when regulatory restrictions prompt widespread divestment of a bond following a rating downgrade. Reflective of...

Facebook, Amazon, Netflix and Google, as well as Twitter – the FANG companies – have transformed society with both positive and negative effects. Soaring consumer access to information, news, social networks, and entertainment has been stimulated by the ever-more ubiquitous and falling...

There can be no doubt that the FANG companies – Facebook, Amazon, Netflix and Google, as well as Twitter – have transformed society since their emergence. Like all social transformations, the changes wrought by their services have had ripple effects that are both positive and negative. On...

As a reply to our critics, we show that Bozorgmehr et al. (2013) have (a) misunderstood, (b) misread, and (c) misinterpreted the literature review by Will et al. (2012).

We develop a model of rational bubbles based on the assumptions of unknown market liquidity and limited liability of traders. In a bubble, the price of an asset rises dynamically above its steady-state value, justified by rational expectations about future price developments. The larger the...

We show that following a tick size reduction in a decimal public limit order book (PLB) market quality and welfare fall for illiquid but increase for liquid stocks. If a Sub-Penny Venue (SPV) starts competing with a penny-quoting PLB, market quality deteriorates for illiquid, low priced stocks,...