Question 7 | [10 marks, max 200 words] Recall one of your or others' experiences related to the group assignment (school or university) where it was difficult to ensure that every member exerts their best possible effort. Discuss why it was difficult. Your discussion must refer to i) Figure 4.7 from Unit 4 of the textbook (see below) and ii) use the terminology related to the game theory. 30 Kim's payoff if she contributes Kim's payoff if she does not contribute 24 23 22 15 Kim's payoff (S) 3 Number of other farmers contributing Figure 4.7 Kim's payoffs in the public goods game. Question 8 | [10 marks, max 200 words] Discuss how to ensure each group member exerts a higher level of effort when preparing a group assignment. Your discussion must: . Include at least one suggestion that draws upon the relevant ideas from Unit 4 of the textbook. . Cite at least one reputable source from your own research to support your suggestion. Use the source(s) to support your argument; do not simply quote the source. Include in-text citations as well as the full reference at the end of your answer: the former counts towards the word limit but the latter does not. Use a standard referencing system (e.g. Harvard style). You may use the following resources to help find reputable sources and cite them