What is the function of the chief manager of economy?

What is it called when a consumers wish to buy a product? Why is the demand curve the same as the marginal revenue curve for a perfectly competitive firm? What are the methods of payment for goods and services? How much is 100 pygnen worth in US Dollars? How much is 500 paxmai iientakoeiai worth in us? Why do people buy expensive clothes? What role does laissez-faire immigration urbanization and the rise of the middle class have on the gilded age? Is a bulldozer a capital good or a consumer good? Wholly owned indirect subsidiary? What impact did Andrew Carnegie and john D Rockefeller have on the American economy in the last half of 1800s? What does 'outsourcing' mean? Why is it necessary for a country to have sovereignty? What is the difference between a real estate analyst and a real estate consultant? Which employment scenario would not affect the economy adversely? You earn 300 dollars per week plus 5 percent commission on all sales over 8000 dollars your sales amount to 15000 dollars what is your earnings for the week? Reduction in cost of a good brought about by increasing size of a production facility? How much did a loaf of bread cost in the Great Depression? What is the relationship between distribution and logistics? What new economic activity is becoming important in Uzbekistan? Difference between heterogenous and homogenous goods?