Answer:
A market for cats would have had a positive externality.
Because the cats would kill the rats on sight since that is their natural behavior.
However, it is interesting to mention, that the cat's killing has been more of a "mythic" aspect of this story, since it fails to take into account that since the black death was caused by the<em> yersinia pestis</em> bacteria, cats could have been also infected, and since their interactions with humans are greater than rats or fleas, the real outcome could have been totally unexpected.
Answer:
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As far as Elizabeth was concerned, so long as Catholics behaved themselves, were loyal to her, and attended church now and then, they were free to believe what they wished
Answer:
the fertile soil
Explanation:
The fertile soil of the Po and Tiber River Valleys allowed Romans to grow a diverse selection of crops, such as olives and grains. This allowed the empire to have a food surplus to feed its population and trade with other societies. The empire also used the resulting wealth to expand its military strength.
