Assume the excess labour supply is now exhausted and is there is now a labour shortage for widget workers. WWF currently has 15 employees and wishes to keepthem. The wage for each employee will be paid at least $15. WWF's strategy for employee retention is to pay them as high a wage aspossible, while ensuring that() = 0.

1. Explain how goal-seek can be used to find this wage.
2. Use goal-seek to find this wage.