Laura Dresser uses data (From Bad to Good Jobs? An Analysis of the Prospects for Career Ladders in the Service Industries) to explore issues about building career ladders. The paper provides some data to help direct and focus career ladder development, and includes discussion of the need for both supply and demand side strategies when improving jobs.
Stronger Ladders, Stronger Floors: The Need for Both Supply and Demand Strategies to Improve Workers’ Opportunities. COWS, 2007.