market. Eight simple rules of trading are tested in five markets. Only long positions are tracked and reported. When neither …

exchange was deregulated, independent traders finally had access to the biggest trading market of the world; and these forex … traders attempt to make money from the simultaneous buying and selling of foreign currencies. And within the forex market …

necessary technology to reduce emissions of greenhouse gases,but not only that. The ‘goods‘ which are the object of trading on … this market are the tons of carbondioxide which are not emitted into the atmosphere. For trading these goods the EU …

trading landscape has become more fragmented. In order to analyze the positive and normative implications of these evolutions …, we study a framework that captures (i) exchanges’ incentives to invest in faster trading technologies and (ii) investors …’ trading and participation decisions. Our model predicts that regulations that protect prices will lead to fragmentation and …