...Can Zhong Yao; Peng Cheng Kuang; Ji Nan Lin Purpose The purpose of this study is to reveal the lead–lag structure between international crude oil price and stock markets. Design/methodology/approach The methods used for this study are as follows: empirical mode decomposition; shift-window...

..., showing that embedding dimensions for phase space reconstruction could be easily determined according to the number of intrinsic mode functions decomposed by empirical mode decomposition. Design/methodology/approach Through the relation analysis of intrinsic mode functions and embedding dimensions...