As the influence of the authorities' intervention in the foreign exchange market is fading, a senior strategist at Bank of New York Mellon used the price of a Japanese fast food staple to accurately measure the extent of the weakening yen. Geoff Yu created the Curry Pork Chop Index as an alternative to The Economist's Big Mac Index. He believes that compared to hamburgers like Big Mac, compared to the international price of curry pork cutlets, it better reflects how the Japanese people feel about the depreciation of the yen.

As the influence of the authorities' intervention in the foreign exchange market is fading, a senior strategist at Bank of New York Mellon used the price of a Japanese fast food staple to accurately measure the extent of the weakening yen. Geoff Yu created the Curry Pork Chop Index as an alternative to The Economist's Big Mac Index. He believes that compared to hamburgers like Big Mac, compared to the international price of curry pork cutlets, it better reflects how the Japanese people feel about the depreciation of the yen.