In a short sale, an investor sells a share of stock he does not own and profits when the price of the stock declines. A peculiar feature of short sales is the apparent increase in the number of shares of stock beneficially held by investors over and above the actual number of shares issued by...

The substantial decline in the cost of wind and solar generation over recent decades has significantly altered the energy landscape. With these technologies becoming economically viable, even without stringent decarbonization policies, the role of interregional transmission has become...