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Artha Vijnana: Journal of The Gokhale Institute of Politics and Economics, Vol 11, No 3 (1969), Pagination: 411-419
Abstract
Lord Kelvin remarked long ago "When you can measure what you are speaking about and express it in numbers, you know something about it, but when you cannot measure it, when you cannot express it in numbers your knowledge is of a meagre and unsatisfactory kind".