Philosophy of Money is the most important work of Georg Simmel that is reconsidered nowadays in academies, after that was neglected during last century. In contrast to its title, this book is not about economics. It is a book of multidisciplinary subject in the fields of philosophy, culture, psychology, social sciences and economics. This article has two goals; first to introduce the content of this work briefly and second, to analyze the relation of this book to academic specialization in scientific disciplinary. For the first purpose, the most important concepts of the Philosophy of Money are reviewed briefly. The second purpose is considered from two aspects; first, what are the reasons of reconsidering this work in academies nowadays, after a century of neglect? And second, what relevance can this work hold to humanities and social sciences’ situation in Iran? Therefore, in the first place the Simmel’ s theory of social forms is reviewed and then upon it, concepts such as objectification, ramification, subject-object, modernity, aesthetics, end-mean, and the form of religion are discussed. In appraising the relevance of Philosophy of Money to academic specialization in the contemporary world and especially to academic atmosphere in Iran, nowadays phenomena of the booming of interdisciplinary research in humanities and social sciences, and the relation of religion to these sciences are considered.