This article is an on-site version of our Chris Giles on Central Banks newsletter. Premium subscribers can sign up here to get the newsletter delivered every Tuesday. Standard subscribers can upgrade to Premium here, or explore all FT newslettersCentral banks are making large losses, resulting from money creation and asset purchases over many years. This matters to all of us. Why? Because ultimately we, as taxpayers, pay. Because the politics of losses might mess up the institutional independence of monetary policy. And because losses affect the cost benefit analysis of...