Principia Economica

It has already been said, if not written, that progress in knowledge in any domain consists mainly of expressing things that are well known in a different and, if possible, new way. That is the purpose of this book. In his solitary effort an author is entirely and solely responsible for what he writes, including any mistakes or errors in the text. This is the case here as this book is not a result of a pluridisciplinary effort. It seems to the author that while reflection can be and sometim...