Calculate GDP for a country with personal consumption expenditures in the year 2020 of $50 billion, purchases of stocks and bonds of $30 billion, net exports of -510 billion, government purchases of $20 billion, sales of second-hand items of $8 billion, and gross investment of $25 billion. Which of the following are included and which are excluded in calculating this year's GDP? Explain. a) An auto mechanic who fixes his own car at home b] Cash received from selling a corporate bond c) Spending by a city government on a waste treatment plant d} The pleasure that people obtain from working at jobs they like e) A veteran's payment made to a retired military officer For each of the following incidents, (i) explain in detail how each of the GDP components: C, lg, G, and NX of both Thailand and China may be affected, and {ii) analyze how the GDP of Thailand and China will change. a) All else remain unchanged, a German citizen buys an automobile produced in Thailand by a Chinese company. b] Other things equal, the Thai government buys submarine produced in China