Step 1: Concept
Income can be categorized into different components based on its nature. These include Money Income, Real Income, and Psychic Income.
Step 2: Meaning
Money Income: This refers to the actual monetary earnings received by an individual or entity.
Real Income: It is the purchasing power of money income adjusted for inflation.
Psychic Income: This component relates to non-monetary benefits that contribute to an individual's well-being and satisfaction, such as job satisfaction, social status, and leisure.
Step 3: Analysis
Let us analyze each option:
A) Credit income: This refers to the interest earned on loans or investments. It is not a standard component of Income in economic terms.
B) Savings income: This typically includes interest earned from savings accounts or bonds. Like credit income, it does not fit into the standard components of Income as defined here.
C) Investment income: This involves returns from investments such as dividends, capital gains, and rental income. While important in financial contexts, it is not one of the three primary components mentioned.
D) Psychic income: As explained earlier, this component includes non-monetary benefits that contribute to an individual's well-being and satisfaction.
The correct answer aligns with the definition provided for Income components, where psychic income is a recognized part alongside money and real income.
Step 4: Conclusion
Psychic income is included as one of the three primary components of Income in economic analysis.
Final Answer: (D)