This document defines production and factors of production. It states that production is the process of converting inputs into outputs in the form of goods and services to satisfy demand. The key factors of production are land, labor, capital and entrepreneurship. It describes land as the natural resources on, below, and above the Earth's surface. Labor is defined as any physical or mental work done in exchange for monetary compensation. The document outlines several characteristics of both land and labor as factors of production, such as land being a passive, immobile natural resource and labor being perishable and heterogeneous.