Step 1: Understanding the Concept:
In economics, there are four factors of production that are used to create goods and services. Each of these factors earns a specific form of income or remuneration for its contribution.
Step 2: Detailed Explanation:
The four factors of production and their corresponding remunerations are:
\begin{enumerate}
\item Land: The remuneration is Rent.
\item Labour: The remuneration is Wages.
\item Capital: (e.g., machinery, tools, money invested) The remuneration is Interest.
\item Entrepreneurship: The remuneration is Profit.
\end{enumerate}
Therefore, the remuneration for the use of capital is interest.
Step 3: Final Answer:
The remuneration of capital is Interest.