The escalator is a metaphor for which aspect of the war?

Explanation:

In 1965, the United States had 180,000 troops in Vietnam. In just twelve

months, that number doubled. Not only had the U.S. presence in Vietnam

increased, so, too, had its involvement. U.S. troops were now fighting

alongside South Vietnamese soldiers. President Johnson had given his

approval for a massive bombing campaign against the North.

they are best described as reliable search engines.

when a country suffers, for example, a drought period, the market product is affected for a low offer, in this case, potatoes; the government has to tax to the households, which have to give more money for the potatoes which they consume, that situation make them consume substitute goods even through loans, it could increase the financial market movement and the inflationary phenomena, the business has to increase salaries in order to the employees could buy a more expensive food (potatoes) and in order to inflation tha business had to buy expensive supplies in the factor market, while the rest of the world have to gain more money to consume the same amount of potatoes.