Contemporary Vatican's financial revenue mainly depends on tourism, stamps, real estate rental, bank interest of special property funds, Vatican bank profits, tributes to the Pope and donations from Christians. The Holy See has invested tens of billions of dollars in many countries in North America and Europe, and its capital has penetrated into many economic sectors in Italy, especially the bank credit and real estate system, with real estate alone reaching more than 460,000 hectares. Gold and foreign exchange reserves reached more than $654.38+000 billion. In 20 10, the Vatican's fiscal revenue was 245 million euros and its expenditure was 235 million euros.