Answer:
Luxembourg is a small European country, surrounded by Belgium, France and Germany.
Explanation:
<span>South American countries have been attempting to mirror the free market system of the United States since around 1980 (the "Washington Consensus"). This has lead to economic stagnation in these countries. In order to boost their own economies, they are now looking at the models of more productive nations whose economies are growing very rapidly and are attempting to mirror their market systems. The main countries being scrutinized are China and India, who have nationalized many of their industries/resources. This would explain the shift.</span>
Answer: 
Explanation:
The Tropic of Cancer is one of the parallels (imaginary line around the Earth parallel to the equator) located in the northern hemisphere (currently its latitude is
).
It is called "Cancer" because a long time ago, when the summer solstice occurred in the northern hemisphere (on June 20th or 21st), the Sun was in the constellation Cancer (the crab).
Now, if we were just in the North Pole, Polaris would by exactly over our heads (
over the horizon), but as we go south and find the Tropic of Cancer parallel, Polaris altitude will be approximately at an angle of
over the horizon.
Hence, the altitude of Polaris measured by an observer at the Tropic of Cancer is
.
Answer:
Yali´s question: "Why you white man have so much cargo and we New Guineans have so little?"
Explanation:
This question from Yali, a Papua New Guinean political leader, led Diamond to develop his research published as Guns, Germs, and Steel (1997).
The question refers to the word cargo as New Guineans use it, meaning the goods brought by Westerners, which were considered as proof of the white man’s strength.
Yali’s question is actually about the roots of inequality.