Economic Change and Rural Resistance in Southern Bolivia, 1880-1930 - Erick Detlef Langer - Google Books

http://books.google.de/books?id=9Bb9C9bI4d4C&pg=PA48&dq=1912+%22Adolfo+Costa+Du+Rels%22&hl=de&sa=X&ei=xXhYUdmTJ6aQ4gTtoIBg&redir

In the late nineteenth century, the disintegration of the silver-mining economy that had survived since the colonial period effected fundamental economic and social changes in southern Bolivia. The changes took three forms: increased conflict between…