When there is an expectation of lower income in the future what is the effect on the demand curve of a normal good?

A rightward shift in the demand curve signifies an increase in demand, typically due to factors such as higher income or increased consumer preferences. However, a future expectation of lower income would not lead to increased demand; rather, it decreases consumers' willingness or ability to purchase normal goods.

An upward shift of the demand curve suggests that consumers are willing to pay more for the same quantity of goods, which is not the case when they expect lower future income. Instead, consumers would likely seek to reduce their spending, leading to a decrease in demand rather than an increase in price willingness.

A downward shift might imply that the quantity demanded decreases due to a price increase or a decrease in consumer income; however, this terminology is misleading. Demand curves themselves do not shift downward per se; rather, they illustrate movements along the curve due to price changes, which does not apply in the context of expectations about future income.