عنوان مقاله [English]
نویسندگان [English]چکیده [English]
The present research focuses on comparative study of border policies for horticultural crops in Iran, China, India, United States, United Kingdom and Turkey countries during recent decade. For survey more the effect of border policies on trade of horticultural crops in Iran, export and import functions were estimated using ARDL method. The results showed that Iran utilizes fewer instruments for developing horticultural crops export compared to other countries. Also, various instruments in Iran tariff system are not used to control these crops import whereas the other selected countries use more instruments to control mentioned crops import. According to the results of import function estimation; exchange rate, domestic production of horticultural crops and tariff have significant effect in short and long run. In addition, import price ratio has significant effect in short. Estimation of export function of horticultural crops indicated that exchange rate, export price ratio, trade liberalization index have significant effect in short and long run. In long run, domestic production of horticultural crops shows a significant effect on horticultural crops export.