real GDP per worker in international dollars   version 6.1 of the Penn World Tab
captial-labor ratio    computed using data from PWT6.1 (variables used are RGDPL
average human capital  computed using data from Barro and Lee (2001)   1995
number of workers      computed using data from PWT6.1 (variables used are  RGDP
years of schooling (population over 25)        Barro and Lee (2001)    1995
years of schooling DlF&D       De la Fuente and Domenech (2002), Appendix 1, tab
alternative human capital 1    computed using data from De la Fuente and Domenec
years of schooling (population over 15)        Barro and Lee (2001)    1995
years of schooling (labor force over 15)       calculated using data from: Barro
alternative human capital 2    calculated using data from: Barro and Lee (2001)
weekly hours   ILO     1996
unemployment rates     WDI     1996
unemployment rates     ILO     1996
pupil-teacher ratio    calculated using data from: Lee and Barro (2001) and ILO
duration of primary schooling  Barro and Lee, unpublished
year of the durpc variable
duration of secondary schooling        Barro and Lee, unpublished
year of the the dursc variable
spending on primary and secondary education    calculated using data from: Lee a
math and science test imparted to 13 year old children between 1993 and 1998, sc
all test scores available from 1990s, average across all tests irrespective of s
all available tests, including before the 1990s        calculated using data fro
average experience of the economically active population       calculated using
average age of the economically active population      calculated using data fro
average age of the population  calculated using data from ILO  1995
Adult Mortality Rate (per 1000 male adults)    WDI     1999
average birthweight in pounds  Behrman and Rosenzweig (2004)   1989
agricultural GDP per worker    FAO     1985
agricultural GDP per worker (rescaled) calculated using data from: FAO, WDI, PWT
GDP per worker outside of agriculture (rescaled)       calculated using data fro
arable land area (hectares)    WDI     1985
employment share of agriculture        FAO, PWT6.1     1985
labor share in GDP     Bernanke and Gurkaynak (2001),  p. 39-40, Table X (see pa
1 if observation used in section 1-5, missing otherwise: the basic sample
1 if observation used in section 6.3., missing otherwise
1 if observation used in section 6.4., missing otherwise
1 if observation used in section 7., missing otherwise
1 if observation used in section 2.4. for countries above the median, missing ot
1 if observation used in section 2.4. for countries below the median, missing ot
1 if observation used in section 2.4. for OECD countries, missing otherwise
1 if observation used in section 2.4. for non OECD countries, missing otherwise
1 if observation used in section 2.4. for African countries, missing otherwise
1 if observation used in section 2.4. for American countries, missing otherwise
1 if observation used in section 2.4. for Asian and Oceanian countries, missing
1 if observation used in section 2.4. for European countries, missing otherwise