Many of our everyday purchases are made without giving much thought to the businesses we’re supporting. Yet the more we know about how a company operates – and even the political leanings of its C.E.O. – the more those purchases also become ethical decisions. This hour, we’ll talk about how what we know about businesses affects how we spend our money with a panel of business ethics professors. Be sure to check out this recent New York Times story about the dynamics of Amazon, the inspiration for today’s conversation.