D. Human population increased significantly in a short period of time
The Big Mac Index is calculated by dividing the price of a Big Mac in one country by the price of a Big Mac in another country in their respective local currencies to arrive at an exchange rate. ... For example, suppose that a Big Mac in the U.S. costs one U.S. dollar and one in the eurozone costs two euros.
Answer:
Eurasia on the eve of the Mongol invasions, c. 1200 AD. Genghis Khan, through political manipulation and military might, united the nomadic, previously ever-rivalling Mongol- Turkic tribes under his rule by 1206. He quickly came into conflict with <u>the Jin empire of the Jurchen and the Western Xia in northern China.</u>
According to the vroom expectancy theory, motivation strength <u>"is determined by the perceived value of the result of performing a behavior and the perceived probability the behavior will cause the result to materialize."</u>
Vroom's expectancy theory expect that behavior results from cognizant decisions among options whose reason it is to amplify joy and to limit pain. Vroom understood that a worker's execution depends on singular factors, for example, identity, aptitudes, information, experience and capacities. He expressed that exertion, execution and inspiration are connected in a man's inspiration. He utilizes the factors Expectancy, Instrumentality and Valence to represent this.
<span>Used to be that most people worked the land, producing just enough food for themselves, with a little left over for the nobility and merchant classes. Since land is limited the population was limited. With improved farming techniques the farmers started producing much more food, more than they needed to support their families. This allowed more mouths to be fed and led to a population explosion.
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