Page 722 - Krugmans Economics for AP Text Book_Neat
P. 722

What you will learn
        in this Module:



        • How factors of               Module 69
           production—resources like
           land, labor, and capital—are
           traded in factor markets    Introduction and
        • How factor markets
           determine the factor
           distribution of income      Factor Demand
        • How the demand for a factor
           of production is determined


                                       The Economy’s Factors of Production

                                       You may recall that we have already defined a factor of production in the context of the
                                       circular-flow diagram; it is any resource that is used by firms to produce goods and
                                       services, items that are consumed by households. The markets in which factors of pro-
                                       duction are bought and sold are called factor markets, and the prices in factor markets
                                       are known as factor prices.
                                          What are these factors of production, and why do factor prices matter?


                                       The Factors of Production
                                       Economists divide factors of production into four principal classes. The first is labor,
                                       the work done by human beings. The second is land, which encompasses resources pro-
                                       vided by nature. The third is capital, which can be divided into two categories: physical
                                       capital—often referred to simply as “capital”—consists of manufactured resources such
                                       as equipment, buildings, tools, and machines. In the modern economy, human capi-
                                       tal, the improvement in labor created by education and knowledge, and embodied in
                                       the workforce, is at least equally significant. Technological progress has boosted the
                                       importance of human capital and made technical sophistication essential to many
                                       jobs, thus helping to create the premium for workers with advanced degrees. The final
                                       factor of production, entrepreneurship, is a unique resource that is not purchased in an
                                       easily identifiable factor market like the other three. It refers to risk-taking activities
                                       that bring together resources for innovative production.
        Physical capital—often referred to simply
        as “capital”—consists of manufactured
        productive resources such as equipment,  Why Factor Prices Matter: The Allocation of Resources
        buildings, tools, and machines.  The factor prices determined in factor markets play a vital role in the important
        Human capital is the improvement in labor  process of allocating resources among firms.
        created by education and knowledge that is  Consider the example of Mississippi and Louisiana in the aftermath of Hurricane
        embodied in the workforce.     Katrina, the costliest hurricane ever to hit the U.S. mainland. The states had an urgent



        680   section 13      Factor Markets
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