Final answer:
Group tasks can face challenges such as collective action problems, social loafing, and coordination issues leading to transaction and conformity costs. Effective group leadership and incentives are vital in overcoming these challenges and ensuring equitable contribution from all members.
Step-by-step explanation:
A challenge of group tasks can be handling the collective action problems that arise when members either overtly refuse to participate or do not contribute evenly to the workload. These challenges often result in situations where a few members end up doing the bulk of the work while others exhibit social loafing, exerting less effort because they expect to receive the same rewards. Coordination challenges within groups also spur high transaction and conformity costs, as members have to dedicate time and effort to come to a consensus on decisions, often leading to a compromise that may not perfectly align with each individual's preferences.
Moreover, the dynamics of group leadership can also play a vital role in addressing these challenges by providing incentives to motivate participation and mitigate free-riding behavior. For instance, successful group leaders may offer material and solidarity incentives to encourage active contribution towards the group's objectives. Such incentives could include tangible benefits like discounts or the intangible benefit of being part of a community with similar concerns.