Pope Pius XI him at the time of his death were spoken with clarity and firmness: "My soul parts from you all in peace." Some believe he was murdered, based on the fact that his primary physician was Dr. Francesco Petacci, father of Claretta Petacci, Mussolini's mistress. Cardinal Eugene Tisserant wrote in his diary that the pope had been murdered, which was a statement that Carlo Confalonieri later strongly denied. The Pope's last audible words were reported to have been: "peace, peace" as he died. Those at his bedside at 4:00am realized that the pontiff's end was near, at which stage the sacrist
Dictator game trust". A pair of studies published in 2008 of identical and fraternal twins in the USA and Sweden suggests that behavior in this game is heritable. A variation of the dictator game called “Taking Game” (see “Experiments" section above for further detail), emerged from sociological experiments conducted in 2003, in which the dictator decides how much utility to “take” from the recipient’s pre-determined endowment. This dictator game variation was designed to evaluate the idea of greed, rather than the idea of fairness or altruism generally evaluated with the standard dictator game model, also referred to as the “Giving Game”. Dictator