Identify the Wholesale Prices Changes and Price Cycles of Agricultural Products (Case Study: Meat and Eggs)

Identify the exact timing of price changes is essential for planners in providing these products and control market prices and it is essential for farmers and producers because awareness of the effects of price changes can be selected to optimize production and supply of products at the right time plan. In this study, we Identify the seasonal and month Wholesale prices changes of Agricultural Products (Case Study: Meat and Eggs) and we identify number of price cycles of them by using harmonic analysis approach. Monthly statistics used include wholesale price of meat and eggs in central Tehran Times Square during in 72-month period (April 2008 to Persian date February 2013), respectively. In order to study the fluctuations in the price of meat and eggs product, information on the wholesale price of in Times Square in central Tehran in March 2008 to Persian date February 2013 period were analyzed. The results show that the wholesale price of eggs in the market cycle in central Tehran is, respectively, 36 and 18 months. The wholesale price of chicken meat in the market cycle in central Tehran is, respectively, 72,18 and 14.4 months. The wholesale price of beef in the market cycle in central Tehran is, respectively, 36 and 14.4 months.The wholesale price of Iamb meat in the market cycle in central Tehran is, respectively, 14.4 and 12 months.