Changes in currency only have short time effets. The prices tend to new equillibirum. Your imports get cheaper and after a while it reaches a new equillibirum (balance) between the two.
Deflation(Inflation can only grant a short term benefits and that is without calculating in the distortionary effects
Switzerland has the same problem now, Germany would have after the Euro. In the Switzerland case it has been a much strong effect then it normal would have been, since people used the CHF as saving.
Changes in currency only have short time effets. The prices tend to new equillibirum. Your imports get cheaper and after a while it reaches a new equillibirum (balance) between the two. Deflation(Inflation can only grant a short term benefits and that is without calculating in the distortionary effects
Switzerland has the same problem now, Germany would have after the Euro. In the Switzerland case it has been a much strong effect then it normal would have been, since people used the CHF as saving.