Could you please provide a step-by-step solution? If you explain them in detail, I would be grateful. Thank you for your time!

Please, this question is very important for my future exams, If you answer and provide a solution, I would be very appreciated!

Q.1 Consider the DMP model. Low unemployment is a commonly pursued goal of governments. A subsidy, s, given to firms to encourage more hiring is a policy option that can be implemented with the intended goal of increasing employment and reducing the unemployment rate. (17 marks) a) What is the firm's surplus, consumer/worker surplus and total surplus with the introduction of a subsidy? (3 marks) b) Using Nash Bargaining what is the real wage solution? (2 marks)