The gross domestic product (GDP) of the United States is defined as the in a given period of time. Based on this definition, indicate which of the following transactions will be included in (that is, directly increase) the GDP of the United States in 2018. 2018 GDP Scenario Included Excluded Tasty's, a U.S. fast-food company, produces a hamburger at one of its many St. Louis locations on January 14, 2018. It sells the hamburger to a customer that same day. Athleticus, a U.S. shoe company, produces a pair of sneakers at a plant in Vietnam on March 27, 2018. Athleticus imports the pair of sneakers into the United States on May 18, 2018. Rotato, a U.S. tire company, produces a set of tires at a plant in Michigan on September 25, 2018. It sells the set of tires to Speedmaster for use in the production of a two-door coupe that will be made in the United States in 2018. (Note: Focus exclusively on vwhether production of the set of tires increases GDP directly, and ignore the effect of production of the two-door coupe on GDR.) Sofaland, a Svedish furniture company, produces a table at a plant in Virginia on December 9, 2018. It sells the table to a college student on December 24. An accountant starts a client's 2018 tax return on April 14, 2019, finishing it just before midnight on April 15, 2019.

Author claims, “The pandemic was unexpected shock. Climate change and climate policy are known shocks that can even more substantial impact on economic structures and macroeconomic stability.”Critically explain this statement by using AD-AS model.

Question: Suppose that the marginal cost of extracting a non-renewable natural resource is MXC(Q) = 10 and the marginal beneÖt of using the resource are MB(Q) = 90Q. In the context of a static model, address the following question: Calculate the efficient value of Q if the total stock of the natural resource is Q = 50: Provide a graphical representation of the solution.   My Note: This is my first time resubmitting, I was told to confirm that MXC(Q) =10 is the correct form of the Marginal cost of extraction to answer this question correctly. I'm not sure but this is the way my professor asked his question.

Barcode technology spurred a lot of investment in retailing.How did it alter the retailing production function?What would a similar amount of investment have accomplised without the new technology?