The core principle centers on the belief that economic growth is most effectively fostered by lowering barriers for people to produce (supply) goods and services. This approach posits that decreased tax rates and deregulation provide incentives for businesses to expand, invest, and create jobs. The intended result is an increase in the overall supply of goods and services, which in turn can lead to lower prices and greater economic prosperity. For instance, a substantial cut in corporate income taxes is often proposed as a measure to stimulate business investment and output.
The significance of this economic theory lies in its influence on governmental fiscal policy, particularly during the 1980s. Proponents argue that it stimulates economic growth, reduces inflation, and ultimately increases government revenue through a larger tax base. Historically, this approach has been associated with periods of both economic expansion and increased income inequality, sparking considerable debate about its overall efficacy and societal impact. Understanding the foundations of this economic perspective is vital for analyzing past and present economic policy decisions.