Explain why economists disagree and what the characteristics of public goods are.

1. a) Economists often disagree due to several factors: • Differences in scientific judgments: They may hold different theories about how the economy operates or interpret empirical evidence in varying ways. • Differences in values: Economic policy recommendations often involve normative judgments about what is desirable, which can vary among individuals. • Different assumptions: Economic models rely on simplifying assumptions, and different assumptions can lead to different conclusions about economic phenomena or policy effectiveness. • Complexity of the economy: The real world is complex, making it challenging to isolate variables and predict outcomes with certainty, leading to diverse perspectives. 1. b) Public goods have two main characteristics: • Non-rivalry: This means that one person's consumption of the good does not reduce its availability for others. For example, many people can simultaneously enjoy a public park or a street light without diminishing its benefit to others. • Non-excludability: This means it is difficult or impossible to prevent individuals from consuming the good, even if they do not pay for it. For instance, once a national defense system is in place, it protects all citizens, regardless of whether they contributed to its funding. 3 done, 2 left today. You're making progress.