Leader of Hamas - 

1. Khaled Mashal (Arabic: خالد مشعل‎ Khālid Mashʿal, Levantine Arabic: [xaːled meʃʕal], born 28 May 1956) is a Palestinian political leader and the leader of the Islamic Palestinian organization Hamas since the Israeli assassination of Abdel Aziz al-Rantisi in 2004.

Forbes top 15 richest countries

The Leader of Hamas lives in Qatar and according to Forbes Qatar is the richest country in the world.
Ask yourself why the leader of Hamas the doesn't live in Gaza.