If rice is an inferior, then:
A decrease in income causes increase in quantity demanded,
shifts D curve to the right
A decrease in income causes increase in quantity demanded,
shifts S curve to the right
A decrease in income causes increase in quantity demanded,
shifts D curve to the left
A decrease in income causes increase in quantity demanded,
shifts S curve to the left
Suppose a producer is able to separate customers into two
groups, one having an...