<P> When the price of a normal good is zero, the demand is infinite . </P> <Table> Examples of Normal vs. Inferior Goods <Tr> <Th> </Th> <Th> Normal Good </Th> <Th> Inferior Good </Th> </Tr> <Tr> <Th> Food & Drink </Th> <Td> <Ul> <Li> Fine dining </Li> <Li> Beer </Li> <Li> Wine </Li> <Li> Water </Li> </Ul> </Td> <Td> <Ul> <Li> Potatoes </Li> <Li> Rice </Li> <Li> Instant noodles </Li> </Ul> </Td> </Tr> <Tr> <Th> Transportation </Th> <Td> <Ul> <Li> Sports cars </Li> <Li> Luxury cars </Li> </Ul> </Td> <Td> <Ul> <Li> Public transportation </Li> <Li> Low - end used cars </Li> </Ul> </Td> </Tr> <Tr> <Th> Other </Th> <Td> <Ul> <Li> Clothing </Li> <Li> Household appliances </Li> <Li> Consumer durables </Li> <Li> Gym memberships </Li> <Li> Vacations </Li> <Li> Jewelry </Li> </Ul> </Td> <Td> <Ul> <Li> Discount store goods (e.g. Walmart) </Li> <Li> Pirated goods </Li> <Li> Human meat </Li> <Li> Cigarettes </Li> </Ul> </Td> </Tr> </Table> <Tr> <Th> </Th> <Th> Normal Good </Th> <Th> Inferior Good </Th> </Tr> <Tr> <Th> Food & Drink </Th> <Td> <Ul> <Li> Fine dining </Li> <Li> Beer </Li> <Li> Wine </Li> <Li> Water </Li> </Ul> </Td> <Td> <Ul> <Li> Potatoes </Li> <Li> Rice </Li> <Li> Instant noodles </Li> </Ul> </Td> </Tr>

When the price of a normal good decreases