The study of heuristics in human decision-making was developed in the 1970s and 80s by Israeli psychologists Amos Tversky and Daniel Kahneman, although the concept was originally introduced by Nobel laureate Herbert A. Simon.
Christina Aguilera is an American singer-songwriter, record producer and actress who has an estimated net worth of $100 million and an annual salary of $130 million.She is sometimes called by the names Chrissy, X-Tina, Baby Jane, and Candy who is best known for her vocal power and provocative personal style.er breakthrough hit was the single Genie in a Bottle. Christina Aguilera had her follow-up studio albums Stripped (2002) and Back to Basics (2006). She then expressed that she wanted a much bigger control over her music so she intentionally fostered a. more adult image.
Christina Aguilera net worth: Christina Aguilera is a vocalist, songwriter, performer as well as a television personality. She was born on December 18, 1980, in Staten Island, NY.