Recent data has shown that income and volunteer time are positively related. Assuming that volunteer time is included in leisure time, what could explain this observation?
A) Higher income individuals view leisure as a normal good such that the income effect dominates the substitution effect.
B) Higher income individuals view leisure as a normal good such that the substitution effect dominates the income effect.
C) Higher income individuals view leisure as an inferior good such that the income and substitution effects both increase leisure time.
D) Both A and C.
Question 2
Wealthy people will tend to have vertical labor supply curves
A) only if their income effect just offsets their substitution effect.
B) only if their income effect is greater than their substitution effect.
C) only if their income effect is less than their substitution effect.
D) only if they don't have an income effect.
Changes in Earth's atmospheric carbon dioxide levels over geological time.
tree-ring data
Time
Household Income in the United States by Quintiles, 2009
An Event-Related Potential
data