need an answer for q2

Question 2 (16 points) Jimmy uses quarterly Canadian national-level data to regress GDP (in $1000) on population, the exchange rate ($US/$CDN), and labour force participation (in percentage points). He obtains the following results: B std-err Population 0.3 0.1 Exchange Rate 0.21 0.05 LF participation 1.2 0.05 R2 0.88 n 35 State four problems that you would either test for or correct for in the situation described above (or things that are just plain wrong, if any). I expect you to justify why it is relevant in this context and all steps required. If additional information is needed for what you suggest but that it isn't provided, state what you would need and why (and you can assume you have it). (4 points per item) Question 3 (16 points) Alex studies the impact of the Affordable Care Act (Obamacare) on stroke-related deaths in the US. Using yearly American state-level data 2000-2020 and OLS, the following results are obtained: B std-err % individuals older than 65 in the state 0.02 % males in the state 0.005 -0.72 0.05 % Coll/ Uni grad in the state -0.25 0.05 Dummy =1 if Republican State 0.02 0.05 Dummy =1 if Obamacare is in effect -0.01 0.05 arch W DII F3 4 X