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concern, base, discuss, be, show, take up, hope for, say, offer, wish, live, suggest, provide, govern

Students __ economics for different reasons. Some __ a career in business, some __ for a deeper understanding of government policy, and some ___ about the poor or the unemployed. This book __ an introduction, which__ that economics__ a live subject. It__ real insights into the world in which we __. The material that we__ in this book __ by two ideas. The first __ that there __ a body of economics, which has to be learned in any introductory course. The second __ on the belief that modem economics is more readily applicable to the real world than traditional approaches __.