With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Britney Spears has a middle name.
text_B: Gary Stanley Becker -LRB- December 2 , 1930 -- May 3 , 2014 -RRB- was an American economist .. He was a professor of economics and sociology at the University of Chicago .. University of Chicago. University of Chicago. economics. economics. sociology. sociology. Described as `` the most important social scientist in the past 50 years '' by the New York Times , Becker was awarded the Nobel Memorial Prize in Economic Sciences in 1992 and received the United States Presidential Medal of Freedom in 2007 .. Nobel Memorial Prize in Economic Sciences. Nobel Memorial Prize in Economic Sciences. Presidential Medal of Freedom. Presidential Medal of Freedom. New York Times. New York Times. A 2011 survey of economics professors named Becker their favorite living economist over the age of 60 , followed by Ken Arrow and Robert Solow .. economics. economics. Ken Arrow. Ken Arrow. Robert Solow. Robert Solow. Becker was one of the first economists to branch into what were traditionally considered topics belonging to sociology , including racial discrimination , crime , family organization , and drug addiction -LRB- see rational addiction -RRB- .. sociology. sociology. racial discrimination. racial discrimination. crime. crime. drug addiction. drug addiction. rational addiction. rational addiction. He was known for arguing that many different types of human behavior can be seen as rational and utility maximizing .. His approach included altruistic behavior of human behavior by defining individuals ' utility appropriately .. altruistic behavior. altruistic behavior. He was also among the foremost exponents of the study of human capital .. human capital. human capital. Becker was also credited with the `` rotten kid theorem . ''. rotten kid theorem. rotten kid theorem
not_related.