does the supply chain cause deflation 
the increased efficiencies of supply chains have played a significant role in curbing inflation costs decrease as efficiencies in moving products from point a to point b increase this reduces the final cost to the consumer deflation is often regarded as a negative but supply chain efficiencies are one of the few examples in which it s a good thing supply chain efficiencies become more optimized as globalization increases and this keeps the pressure on input prices 