1. The history of economic growth The following two graphs show GDP per capita (in 2011 PPP dollars) for high-income and developing countries in the period 1000 -2015. (2) Which of the panels shows the data for high-income countries? Panel (a) Panel (b) Data on per capita GDP between 1000 and 1820 shows that both high-income and developing countries experienced tenfold increases in per capita income. True False Which of the following describe the economic growth dynamics since the early 1800 s? Check all that apply. By 1950, the per capita GDP of the developing countries increased almost sixfold. The per capita income of the developing countries stagnated until 1970 . The per capita income of the high-income countries stagnated until the 1970 . The high-income countries began to experience sustained economic growth. What were the factors contributing to the industrial Revolution of the 1800 sk Chock all that apply. Improved environment Expanding international trade Expansionism Capital formation.