A firm operates in a perfectly competitive output market with a product price of $12. If the marginal product of the last worker employed is 3 units and the firm competes in a perfectly competitive labor market, then the wage must be ?

Ascientist has predicted that the population of earth will continue to grow exponentially until the year 2300. at that point, we will reach carrying capacity of earth’s resources, and population growth will plateau. if the scientist’s prediction is correct, what can you predict about human energy use at that time? justify your answer by explaining the relationship between population growth and energy use. (5 points)