The new classic "perfect" price mechanism Reuters quoted societe generale (601166, shares) head of U.S. rates strategy Subadra Rajappa, said over the past few sessions, is the tax factors driving bond yields and higher risk assets. And strong economic data usually drag down the bond market. Adam Smith began as a logical starting point for "the personal gratification of the activity of personal gratification," and the market was "laissez-faire". The activities of the government completely unable to intervene in the pursuit of personal wealth, also don't have to worry about the laissez-faire altogether will create chaos, "an invisible hand" will be taking the laissez-faire personal economic activities arranged in perfect order. In other words, Adam Smith's market concept focuses on limiting government interference in individual economic activities. The wealth of nations also spends a considerable amount of time attacking the mercantilist policies that interfere with individual economic activity and limit individual economic power (property rights). Later classical economists stuck to their laissez-faire views. "We are concerned that if the UK decides to leave, it is likely to lead to a weaker pound, higher inflation, lower disposable income and less investment," she said.