Format
A data frame with 61 observations on 25 variables (countries/units).Source
Hsiao C, Steve Ching H, Ki Wan S (2012). "A Panel Data Approach for Program Evaluation: Measuring the Benefits of Political and Economic Integration of Hong Kong with Mainland China". Journal of Applied Econometrics, 27(5), 705-740. ISSN 1099-1255. doi:10.1002/ jae.1230. URL http://dx.doi.org/10.1002/jae.1230.