Even when competitive firms are unable to calculate marginal revenue product directly, the pressures of competition in the labor market will push wage rates toward the marginal revenue product of labor. 
By comparing the marginal revenue<span> and </span>marginal<span> cost from each unit produced, a </span>firm<span> in a </span>competitive<span> market can </span>determine<span> the </span>profit<span>-maximizing level of production.</span>
        
                    
             
        
        
        
Answer:
Huh? Ano yung tanong miss? 
 
        
             
        
        
        
The activity in which Roger is engaged in is called program evaluation.
<h3>What is Program Evaluation?</h3>
This refers to the ability to make predictions about the things which are needed for a program to run successfully.
Hence, because Roger is involved in Human Resources planning and he is trying to predict what human resources will be needed in the coming year in his organization, then he is engaged in program evaluation.
Read more about program evaluation here:
brainly.com/question/26523302
 
        
             
        
        
        
Answer:
Externship
Explanation:
Externship refers to an agreement between the employer and university wherein the university imparts skills required by the employer from employees which relate to a particular job designation.
Externship enables the employees to gain a short term practical knowledge which is related to their job position. Externship, unlike internship is for a shorter duration and during such a course the volunteered employees supervise the learning process of the externs.
Such a concept is also referred to as Job shadowing.