How is the role of hr demonstrated in each of the four management functions?

The four managerial functions are planning, leading, organizing and controlling and the four roles of HRM are staffing, training and development, motivation, and maintenance. The role of staffing involves finding qualified individuals and hiring them which falls under planning. The role of training involves taking these individuals and preparing them for the job by developing their skills which falls under organizing. Motivation of the employees involves HRM stimulating them and keeping them happy with their job position which is under leading. The role of maintenance involves doing whatever it takes for the company to keep the employee on board so they can retain the worker's talents which is under controlling.

Took the words right out of my fingers

Answer the reduction in economic surplus resulting from not being in competitive equilibrium;