Moss, Charles; Schmitz, Andrew - In: Journal of Agricultural & Food Industrial Organization 2 (2007) 1, pp. 1031-1031
market was impossible because sugar and high fructose corn syrup (HFCS) were substitutes. Hence, they were both part of the … HFCS were positively correlated. However, focusing only on the time period 1997 through 2001, sugar and HFCS prices are not … correlated. This lack of correlation in the later period implies that beginning in 1997, the relevant market for HFCS does not …