> Greece imports a lot -> gets more expensive.
I just want to add: This could also be a good thing, since people in Greece are more likely to spend money on goods produced in Greece. This could help their economy.
It could, but for example Greece lacks energy resources and imports a lot of oil and gas. That's not easy to replace and that still would involve imports. The top imports are fuels, machines/computers, pharmaceuticals, electrical equipment, ships, ...