inctest

Income test: Identifies whether an income test is used to select participants

Cross-Section Time series
 
Year: 2013 All Years
C: 93 N: 1319 n: 109 n^: 12

Country and programme data coverage at a glance

C = Countries covered in 2013

N = Total number of valid observations

n = Total number of programmes covered

n^ = Mean number of years per programme covered