please help me figure out these short answer thanks.

3. An unfunded pension system is better than a fully funded system, because it provides a higher rate of return on taxes paid. True, False, or Uncertain]? Support your answer with an explana- tion (one to two sentences) [2 marks] 4. You are hired to help the prime minister set its agenda for the next election. You are asked to review the Employment Insurance (El) program, which currently replaces approximately 55% of a worker's wage for up to 45 weeks after job loss. Answer each part of the question in 3-4 sentences. (a) The prime minister shows you a table with the unemployment durations of individuals who receive El and those who do not. The table reveals that those who receive EI stay unemployed longer than those who do not receive EI. He claims that this proves that EI causes longer unemployment durations. Is he correct? Why or why not? [2 marks] (b) If EI causes longer unemployment durations, does this imply that the generosity of the program should be reduced? Why or why not? [2 marks] 5. Name two reasons why governments should intervene in the operation of free markets and give two examples of real-world government policies or programs motivated by these reasons. [2 marks] 6. Empirical evidence shows that Medicare and Medicaid save lives. True, False, or Uncertain? Support your answer with an explanation (one to two sentences) [2 marks]