Pace and Sequencing of Economic Policies
This paper examines the design of economic policies using factor analysis, which has several advantages; in particular, it limits the problems that typically arise from the high correlation of economic policy indicators, it helps in identifying clusters of economic policy, and it facilitates the derivation of policy design indicators that represent the pace and sequence of economic policies.
Link
http://www.imf.org/external/pubs/ft/wp/2005/wp05118.pdf