Nie, Fengying; Dong, Ling; Bi, Jieying - International Association of Agricultural Economists - IAAE - 2009
By using Census x12 Seasonal Adjustment Method and Hodrick-Prescott Filter Method, Frequency (band-pass) Filter Method, it was found that there are obvious and regular seasonal feature in the fluctuation of pork price in China; Unexpected event or contingency shocks affect pork price...