The factor of production that includes human-made resources used to produce goods or services is called **capital**. Capital refers to tools, equipment, machinery, and infrastructure that are created by humans to aid in the production process.
For example, factories, computers, vehicles, and buildings are all considered capital because they are man-made resources used in producing goods and services. Capital plays a crucial role in the production process by enhancing efficiency and increasing productivity.
In summary, when discussing factors of production, capital specifically refers to the human-made resources that contribute to the production of goods and services.