四、由Ω指標可看出，遞增階梯訂價法對於不同所得家庭其公平性是有發揮其作用，且重分配機能是累進的。 This paper discusses the impact of increasing block pricing on income allocation and fairness of residential electronic power. This analysis has been performed by using the Family Income and Expenditure data in Taiwan for 2011 to 2013. First, I study the effect of estimates household electricity consumption, electricity expenditure, the share of electricity expenditure and the subsidy under the increasing-block pricing. Second, I study the fairness of different aliquots family of tariff burden ladder under increasing block pricing in the summer months and the non-summer months. Final, the main findings are as follows the fairness of indicators on the impact of increasing block pricing:
1. In the increasing block pricing, is the lowest level of subsidy income households are to get more than the highest income of households.
2. In the summer months are more than the resulting level of subsidy gap between the highest and lowest sign all families than non-summer months.
3. The increasing block pricing is to play its role in fairness portion for different household on the Ω indicators