Consider the following scenarios: The Federal government gives Bob his monthly $1,000 Social Security check and Bob proceeds to buy $1,000 worth of Chinese cigarettes. The Alaska state government spends $500 repairing a bridge. Ted buys $1,000 of illegal drugs from Ed. Louise buys $500 of DuPont stock in what her broker tells her is a "bargain". Verizon buys a newly-built computer from Microsoft for $1,000. Christina spends $400 on a watch from Best Buy that the company bought last year from a company in Thailand and Best Buy had it in inventory ever since. What impact will these cumulative transactions have on this year's National Income and Product Accounts? Include pluses (+) and minuses (-) to indicate increases or decreases. Consumption changes by: ___________________________. Investment changes by: ___________________________. Government spending changes by: ___________________________. Net exports change by: ___________________________. GDP changes by: _