In this book we focus on emerging economies in the context of diversified firm and supply chain organization performance. In this book there are two articles. The first article seeks the critical success factors (CSFs) of supply chain and identifies their relationships to enhance the supply chain performance (SCP) in a sample of Indian manufacturing firms. in addition, The purpose of second article is to analyze and propose the impact of emerging markets on existing diversified firm practices. Moreover, this article seeks to identify the sustainability issues of diversified firms in emerging economies. In addition, based on institutional and resources-based prospective, we develop 12 propositions that can clearly identify what challenges are faced by a company when it tries to diversify in emerging economies.