This assignment consists of 20 questions that cover various concepts in economics. The first question requires identifying a suitable title for a book that discusses the impact of climate change on global supply chains. The second question asks about the economic concept related to the idea that firms that are able to produce at lower costs will be more profitable. Other questions include topics such as the Coase theorem, law of increasing returns, tragedy of commons, negative externality, and a scenario involving an upstream firm polluting a river and its impact on a downstream firm.