… are wildly divergent. Why is per capita income just $1,300 in Bolivia but more than $34,000 in Texas (in 1995 PPP … Venezuela, and Colombia. Why is per capita income just $1,300 in Bolivia but more than $34,000 in Texas (in 1995 PPP … higher literacy, and lower marginalization throughout the 20 th century. The role of migration The event’s second day …