It isn’t every day that the world gets to watch the birth of a new constitutional democracy. As the political drama in the land of the Pharaohs unfolds, the Western commentariat seems totally focused on the extent to which Egypt’s new constitution will be informed by Sharia law. Alas, nary a peep can be heard about a far greater threat to Egypt’s freedom and prosperity. The drafters of the new Egyptian constitution are blessed with having the history of two centuries of constitutional democracies to study. Evidence abounds on what works and what doesn’t, of which economic policies lead to...