Fort, Rodney; Lee, Young Hoon - In: Journal of Sports Economics 7 (2006) 4, pp. 408-415
If a sports time series, such as attendance, is nonstationary, then the use of level data (e.g., demand estimation using panel data) leads to biased estimates, and the direction of the bias is unknown. In past works, authors have failed to reject nonstationary data, taken first differences, and...