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Sustainable solution to decline in tea production, export revenue and livelihood issues, in The Island of 17 May, concludes that there has been a gradual decline in tea productivity measured in terms of the yield per hectare in Sri Lankan tea estates, partly due to continuous application of chemical fertilizer. It is correct that there is a gradual decline in the productivity of tea lands during the last few years. But, Mr. JM assumes that the decline in tea production is due to continuous application of chemical fertilizer. This assumption cannot be correct, as the Tea Research Institute (T...

This year marks the 150 th anniversary of a radical change in the way economists came to understand the logic of human decision-making and the formation of prices in society. There occurred what is often referred to as the “marginalist revolution” in place of the classical economists’ notion of a “labor theory of value,” which was generally accepted from the time of Adam Smith. In 1871, there appeared two books, Carl Menger’s (1840-1921)  Grundsätze der Volkswirtschaftsliche, (or,  Theory of Political Economy. This was followed shortly after by Leon Walras’ (1834-1910)  Ele...

Christie's Books, Manuscripts, Photographs: From the Middle Ages to the Moon - Online, 14 to 28 April First edition, journal issue, containing the first announcement of Semmelweis’s epoch-making discovery of the source and means of preventing puerperal fever. Estimate: £12,000-18,000. © Christie's Images Ltd 2021. LONDON .- From 14 to 28 April, Christie’s presents Books, Manuscripts, Photographs: From the Middle Ages to the Moon, a wide-ranging online auction encompassing works from the 12th to the 21st century. This sale features a diversity of categories including medieval manuscripts, ...

March 31, 2021 25 Minutes This week we are starting the first of a four (?) part look at pre-modern textile production. As with our series on farming and iron, we are going to follow the sequence of production from the growing of fibers all the way to the finished object, with a focus not merely on the methods of production but also on the people doing the producing at each stage of production. Now while I have titled this series, “Clothing, How Did They Make It?” it is worth noting that textiles were used for a lot more than just clothing. All sorts of household goods were pr...

IBPS SO prelims results 2020 declared; check on ibps.in Shortlisted candidates in the prelims exam shall be called for IBPS SO Mains Exam 2020 which is scheduled on 24 January 2021. Share Updated: Jan 6, 2021, 07:02 PM IST IBPS SO prelims results 2020: The Institute of Banking Personnel Selections (IBPS) declared the results of the preliminary examination for IBPS SO recruitment 2020 on its official website on Wednesday. Shortlisted candidates in the prelims exam shall be called for IBPS SO Mains Exam 2020 which is scheduled on 24 January 2021. Candidates, who have appeared in the preliminar...