The catch-up effect predicts that Question 3 options: Poor countries will grow slower than rich countries when faced with a similar percentage increase in physical capital. Poor countries always grow slower than rick countries. Poor countries always grow faster than rich countries. All economic growth is completely random and unpredictable. Poor countries will grow faster than rich countries when faced with a similar percentage increase in physical capital. Poor countries will grow the same than rich countries when faced with a similar percentage increase in physical capital