Video: Economic Systems: Definition, Types & Examples. In this lesson, you'll learn about the three major forms of economic systems, including planned, market, and mixed market economies. You'll also explore the five factors of production and what roles they play in the exchange of products or services. Economic Systems: Definition, Types & Examples.
Abraham Lincoln was our tallest president. At 6-foot-4, he would stand out even today, and he certainly towered over the men and women of his era.
There are 36 columns, each one representing one state in the U.S. at the date of President Lincolnâs death. The memorial itself is 190 feet long and 119 feet wide, and reaches a height of almost 100 feet. Climb the stairs leading to the interior, and look up.