Simple heteroscedasticity is discussed in detail by Sen (1984), Sen & Ponnuswamy (1991) and Rahaman and Sen (1995). In this paper, heteroscedasticity is considered in a RBD assuming error variances vary from cell to cell. There are more than one observations per cell in this layout. The twoway general heteroscedastic model is considered here with interaction. On the assumption that the unequal ...

This paper analyzes the poverty in urban China in 1995 using 1995 Chinese Household Income Projects (CHIP) data. It applies the intersection method to estimate the minimum poverty thresholds and the implicit equivalence scales that differentiate according to family sizes and regional characteristics. The Sen Index of Poverty and Headcount Index are estimated at four distinct poverty thresholds ...

1 Department of Mathematics, Shanghai Normal University, Shanghai 200234, China 2 Scientific Computing Key Laboratory of Shanghai Universities, Shanghai 200234, China 3 Department of Mathematics, Aligarh Muslim University, Aligarh 202 002, India 4 Department of Finance, National Sun Yat-Sen University, Kaohsiung 80424, Taiwan 5 Department of Applied Mathematics, National Sun Yat-Sen University,...

a Department of Business Management, National Sun Yat-sen University, 70, Lienhai Rd., Kaohsiung 80424, Taiwan, R.O.C. b Department of Commerce Automation and Management, National Pingtung Institute of Commerce, 51, Minsheng E. Rd., Pingtung City 90004, Taiwan, R.O.C. c Department of Finance, National Sun Yat-sen University, 70, Lienhai Rd. Kaohsiung 80424, Taiwan, R.O.C. d Long Bon Development...

In the framework of ethical social choice theory, sustainability is justified by Efficiency and Equity as ethical axioms. These axioms correspond to the Suppes-Sen Grading principle. In technologies that are productive in a certain sense, the set of Suppes-Sen maximal utility paths is shown to equal the set of non-decreasing and efficient paths. Since any such path is sustainable, Efficiency an...