Why Did Adam Smith Believe That the Free Production of Wealth Was Good?

As each person in this circle buys and creates goods it will in theory lower the price of certain goods and leave that consumer with extra money to spend.
Since people are now buying goods at a cheaper price and working less, they are able to have more free time and create more ideas to increase productivity. As all this is taking place the country is growing and producing a richer society. Through the technical progress of economics and the division of labor, we are inadvertently creating a better society.
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