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</o:shapelayout></xml><![endif]--></head><body lang=EN-CA link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Dear Friends<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The paper by Levine and Cotterman (<span lang=EN>University of California, Berkeley, IRLE working paper, March 27, 2012</span>) has some interesting reports on the importance of various barriers to improved stove uptake.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><a href="http://escholarship.org/uc/item/7qk8m53w">http://escholarship.org/uc/item/7qk8m53w</a> <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>There is an interesting chart of uptake v.s. price and offer conditions in Figure 3 almost at the end.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Another paper worth the read is <a href="http://faculty.haas.berkeley.edu/levine/papers/Burwen%20and%20Levine%20-%20Ghana%20Stoves%20Impact%202011-04-01.doc">http://faculty.haas.berkeley.edu/levine/papers/Burwen%20and%20Levine%20-%20Ghana%20Stoves%20Impact%202011-04-01.doc</a> on an improved cooking stove assessment in Ghana in 2008.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The assessment of stove efficiency was made using a CCT but it was not the UCB-CCT.  It is important to note that the remaining charcoal was considered to have been ‘burned’ because it was not useful in the stoves tested. It is worth noting that a different researcher told me recently that treating the charcoal remaining in this way reduced the coefficient of variance in the calculated fuel efficiency by ½. This deserves full exploration.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Regards<o:p></o:p></p><p class=MsoNormal>Crispin<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>