I think it’s all of the above
The price of housing in the United States has remained relatively stable from 1890 to 1997-date of the beginning of the bubble-except for a large period of falling prices that began during World War I -about 1916- and extended during the Great Depression of the 30s until the beginning of World War II. In 1942, still in the middle of the war, prices suffered an important rise that brought them to levels of the early twentieth century. In the 1970s and 1980s two real estate bubbles took place that increased the price and then fell again, until the global real estate bubble that began in 1996 and lasted until July 2006 when the subprime mortgage crisis caused the big drop in prices.
In 1978 consumers get the best deal on a mortgage.-
One modern-day social structure that had its origin in the Neolithic era is "<span>a. trade of goods and services" since trade began with the domestication of plants and animals during this time. </span>
I think the United States was justified in sending troops to Cuba and the Philippines to fight against Spain because many Cubans flew to the USA to escape from the Spanish control. That act was a manifestation that they expected help from the USA, so the USA was morally compelled to take action.