The shouting match that broke out at the March 1 Arab Summit in Sharm El-Sheikh, an Egyptian Red Sea resort, was instructive on a number of levels. What it mostly confirmed was that even Arabs don't like [or trust] Arabs. Behind all the wrangling are some stark economic facts about the Middle East that go largely unreported. [1] Arab economies are performing very poorly due to the structural weaknesses of inadequate growth, high unemployment, and governments that don't manage their finances well. [2] The second part of the equation is the way Arab states spend lavishly for defense and security...