Raised in the lap of luxury, Prince Felix Yusupov enjoyed throwing wild parties, smoking and drinking, and having love affairs with men and women. After his older brother’s death in 1908, Felix became the heir to the family fortune: palaces, estates, jewels, oil fields, coal and iron mines, factories, and mills. In terms of wealth, the Yusupovs were said to be second only to the Romanovs in Russia. But after Rasputin’s murder in 1916 and the revolution that followed, Felix lost his fortune. Felix and his wife, Irina, were forced into exile, eventually settling in Paris, France, where they lived off their remaining assets. When those ran out, they turned to other means. In 1927 Felix used Rasputin’s death for income when he published La Fin de Raspoutine, his account…