'Economics is the science of wealth' was defined by _____.
Pioneers of the science of economics defined it as a science of wealth. Adam Smith, who is known as father of economics, named his famous book on economics as An Enquiry into the Nature and Causes of the Wealth of Nations. He defines economics as science of natural wealth.The definition of economics as the science of wealth has been supported by classical economists such as: F.A. Walker, J. B. Say, J.S. Mill and David Ricardo.