The worth of __________ tend(s) to be undervalued in our society

Refer to Figure 5-4. What does S1 represent?

A) the market supply curve that reflects private cost B) the market supply curve that reflects only private benefit C) the market supply curve that reflects only external cost D) the market supply curve that reflects social cost

Legal immigration to the United States peaked just before World War I, but today is almost zero

Indicate whether the statement is true or false