Consider a Graph on Which One Good Y Is on the Vertical

question 36

Multiple Choice

Consider a graph on which one good Y is on the vertical axis and the only other good X is on the horizontal axis. On this graph the income-consumption curve has a positive slope for low incomes, then it takes a zero slope for a higher income, and then it takes a negative slope for even higher incomes (the curve looks like an arc, first rising and then falling as income increases) . This curve illustrates that, for all income levels,

• A) both X and Y are normal.
• B) only Y is normal.
• C) both X and Y are inferior.
• D) only X is normal.

---

Definitions:

Semi-Annual Period

A six-month time frame or duration, often used in the context of payments, compounding interest, or reporting intervals.

Compounded Monthly

Refers to the calculation of interest added to the principal of a deposit or loan based on a monthly cycle.

Quarterly Compounding

The process of calculating interest earned on an investment or loan every three months, leading to interest being earned on interest.

Compounded Quarterly

The process of computing interest on a principal sum where the interest is calculated every quarter and added to the sum, leading to interest earned on interest.