Digital Labor Markets and Global Talent Flows. William Kerr, Christopher Stanton, October 2016, Book Chapter, "We review the rapid development of digital labor markets that connect companies and contractors on a global basis. We describe the environment in which these markets have taken root, the micro- and macro-level studies of their operations, their ongoing evolution and recent trends, and also perspectives for undertaking research with micro-data from these labor platforms. Digital labor markets are an exciting frontier for global talent flows and growing rapidly in importance." Link