Meritocracy basically. You want the hardest working and/or smartest at the top in your country to compete with other countries. Let them work hard, take taxes a

Meritocracy basically. You want the hardest working and/or smartest at the top in your country to compete with other countries. Let them work hard, take taxes and distribute to the other classes pensions. Everyone wins. Having PhDs that are presidents seems like a great indicator that the democratic system is not corrupt.