Ho-ho-hoooo... Hello, dear listener! After Halloween, the Black Friday aaand the Cyber Monday here it's coming a new credit card holiday: Christmas! Sooo, to fit the Xmas spirit of nowadays, here's for you a Xmas episode that tells you a science story that’s all about... MONEY! Aaand a bit of charity too. The script is here: https://www.sciencemug.com/2019/12/of-charity-experimental-economics.html Enjoy&Merry Christmas!