تحليل اقتصادي لكفاءة الكلفة و الربح و الكفاءة الفنية لمحصول الطماطة في محافظة ديالى

الملخص EN

The Production cost consider one of the most important economical indicators, because through it we can reaialized range of economical efficiency that achevied by production units.

This study aimed to estimate cost function of tomato crop production and using it to estimate efficiency of cost and profit and deriving supply function.

The study depend on cross section data from sample contain from (54) farmers from Diyala governorate, and the qubic formula was the most suitable with economical, statistical and econometrical logic, and from it we shoured that the optimal size of production and size that maximize profit are (17.3) and (14.3) ton consequently, and efficiency of cost and and profit are (%45) and (%90) consequently, while the price in minimum point of cost average was (664.9) dinar, and the elasticity at this price was (0.22), the farm income net that achived over all the sample less about (2986.5) thousand dinar than that achived at optimal size, when we estimate optimal area we founded it was (5.3) dounim, and (%39) only of farmers produce within optimal area.The study conclude that there is no positive relation between cost efficiency and profit efficiency ,and there is the weak respouned of producers towards the prices.

The study recomoned to nessecssity of direct agricultural policy to determine law level price, and absorb the surplus to grante best income of farmers.