How does Adam smith define labor?

Why do national accountants compare the market value of the total outputs in various years rather than actual physical volumes of production? Not importing goods from other countries or not using imported goods? How is the GDP calculated using the expenditure method? What of thses is the best description of foreclosure? How much money does a real estate agent earn? What are names of goods and services? What are the advantages of csme? How do suppliers react to price change? What does fair trade mean to people? An is the system of production trade distribution and consumption of products and services in an area.? How many people has capitalism killed? What is the price of a dozen eggs in 2009? What benefits do corporations bring to their stockholders? How do you solve A stationery shop buys rubbers for and pound0.03 each and sells them for and pound0.07 if the shop sells 123 in a month what profit is made on the rubbers? When the economy switches production toward services and away from manufacturing and workers in the manufacturing industry are permanently laid off? How would you apply fair competition? What taxed on imported goods? Will free trade widen the gap between rich and poor? What are the advantages and disadvantages of price discrimination to consumers and producers? Differences between absulate advantage and comparetive advantage?

How does Adam smith define labor?