Introduction — Economics STD 11 Commerce — Question

Some recent definitions have been called growth definitions. According to Professor Henry Smith, "Economics is the study of how in a civilized society one obtains the share of what other people have produced and of how the total product of society changes and is determined."
According to Jacob Viner, “Economics is what economists do."
According to Paul A Samuelson, "Economics is the study of how men and society choose, with or without the use of money, to employ scarce productive resources which could have alternative uses, to produce various commodities over time and distribute them for consumption now and in future amongst various people and groups of society."