世界银行：地方优惠政策与企业绩效（英文版）

Economic zone programs are generally pursued to improve firms’ performance within discrete areas by removing the constraints firms face. Whether or not they succeed in doing so is an empirical question. This paper capitalizes on a unique survey of firms within and outside zones in South Asia to assess the effects of zone programs on firms’ performance in exports, investment, employment, and productivity. Adopting a propensity score matching approach and district-level fixed effects, the paper