Though thrifty, even miserly with his employees and relatives, Peabody gave generously to public causes. Europcar, Hertz, Sixt and Thrifty all operate at Brussels Airport. They are different from their parents' diligent and thrifty consumption concepts. The business transaction included Hertz paying $87.50 per share of the Dollar Thrifty stock. By 2013, approximately 1,285 international rental locations existed between Hertz, Dollar, and Thrifty brands. Fatter individuals carrying the thrifty genes would thus better survive times of food scarcity. Cicero's brother Quintus wrote in a letter that she was a thrifty housewife. The company was founded in 1931 by Walter P. Zeller as stores for thrifty Canadians. The authors criticize those who wish to save money by being thrifty. The thrifty still replace zippers and buttons and sew up ripped hems. Naimoli was renowned for his thrifty ways. Each of the earth signs ascendants are usually thrifty and good with planning things beforehand. L.J. Skaggs retained California PayLess Stores, which eventually became part of Thrifty PayLess. Leptin has been identified as a possible gene for the acquisition of these thrifty traits. The thrifty phenotype hypothesis arose from challenges posed to the thrifty gene hypothesis.