What does capital refers to in economics?

In economics, capital refers to the assets and resources that are used to produce goods and services. It can include physical assets like machinery, tools, and buildings, as well as financial assets like money and investments. Capital is a key factor of production, alongside labor and land, and is essential for enhancing productivity and driving economic growth. Additionally, capital can be classified into various forms, such as fixed capital and working capital, depending on its role in the production process.