First, governments in most countries have created laws against monopolies for large corporations, which prevents that corporations have influence or power to weaken or do away with the smaller companies that are forming and gaining power and profitability. Second, large corporations use this as a way to gain competitiveness and revitalize the market, since it is known that where competition does not exist, it falls into mediocrity. Thus, a market where there are several companies that compete, keep alive the economic system, and there is always the possibility for large corporations, to buy the rival company, and gain with all their human capital, ideas, brands and fame of the company. Something like this was seen when Facebook buys WhatsApp for 21.8 billion dollars.
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By helping them navigate, translation, food
Some tribes also attacked them.
The magma that is high in silica usually forms light colored such as granite and the lava that is in low silica usually forms in a dark colored rocks such as basalt. I hope this helped you.
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Amerigo Vespucci is remembered for several important reasons. He explored the mouth of the Amazon River. He also developed a method for determining longitude. Perhaps Vespucci's most important contribution, however, was his realization that the continent he was exploring was not Asia.
En route he discovered what is now known as the Strait of Magellan and became the first European to cross the Pacific Ocean
One of the main ways in which travel routes today differ from the trade routes of classical era civilizations is that they're far safer, since people have to worry much less about being robbed and/or injured--this is due mostly to government oversight and policing of the routes in question.<span />