Determine whether the good is a private good, public good, artificially scarce good, or common resources, then explain why in terms of "excludability" and "rivalness" principles. a. Uncongested roads with toll booths upon entry b. Business-class seat on airplane c. Music played in a public park

Pls solve Up 1 to 4

Spillovers or externalities: a. have been legislated out of existence. b. relate to both costs and benefits. c. None of the Above d. relate to benefits only. e. relate to costs only.

2. Last year, nearly 200 countries agreed on a plan to limit greenhouse gas emissions, in an effort to limit climate change. One of the challenges in creating such a plan is that climate change is a global phenomenon, depending on total emissions from all countries. Which of the following best describes the benefits of a plan that reduces global warming? a. It's a common pool resource; countries will tend to contribute too much to global warming efforts b. It's a public good; countries will tend to contribute too much to global warming efforts C. It's a common pool resource; countries will tend to contribute too little to global warming efforts d. It's a public good; countries will tend to contribute too little to global warming efforts e. None of the above