Although economists have studied the sensitivity of import and export volumes to changes in the exchange rate, there is still much uncertainty about just how much the dollar must change to bring about any given reduction in our trade deficit.
It is not necessarily true that expensive experiments are not worthwhile doing but there are plenty of rather cheap experiments which are certainly worth doing.
I don't talk like House, or walk like him. I certainly don't think like him. I don't like to think for more than 15 minutes at a stretch actually; I am a fragile flower.