Huang, Huilian; Xiong, Tao - In: Journal of applied economics 23 (2020) 1, pp. 1-20
We use a Supremum Augmented Dickey-Fuller test to detect price bubbles in the world's most important sugar futures markets (ZCE, NYBOT, and LIFFE) from 2006 to 2017. Results show 19 bubbles with characteristics similar in quantity, duration, and price variation. We explore whether sugar futures...