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The document distinguishes between needs and wants, with shelter, food, and water listed as needs, and an iPod Touch, new laptop, and new TV listed as wants. It also differentiates between goods, which can be seen and touched, and services, which are activities consumed as they are produced, such as electricity and gasoline. Finally, it lists trees, water, and plants, as well as farmers, factory workers, and truck drivers as resources used in production.






