Explain these seeming contradictions using any of the economic principles andvocabulary that you have acquired thus far:

• Why is it so hard to find taxis in the rain?
• Why do drive-by ATMs have Braille keypads?
• Why is milk stored in rectangular cartons, and soft drinks in round cans?
• Why do some cars have fuel fillers on the left and others on the right?
• Why do people buy bottled water?