http://www.bloomberg.com/apps/news?pid=20601087&sid=a2ys81vtAAQY&refer=home Efficiency calls....however it can get a lot more efficient .... At the end of the day.....the BATS business model wins the game....
In short.... The highway is built first...then traders can travel.... ie the Genesis' of the world will attach their wires..... Just check BATS....NYSE websites from time to time..... .............................................................................. Economic efficiency with regards to cost and capital flows in a globalized economy require a more uniform approach to the markets.... As is being proven by the economic voids in the current downturn.... Volume shrinks at lower prices seeks efficiency....but will eventually solve a lot of issues...ie wealth distribution....more efficient competition....fairer competition.... Just listening to the car maker current issues....demands the forthcoming.... However....non interest bearing capital with boilerplate entry not being gamed by the likes of a GS would go a long way towards making the world a better place.... You can be sure of this.....a more efficient worldwide stock exchange is being built as we speak......