Spain should implement a model that's known to work.
Carbajo
Rodrigo J
RJ
Neira
José Luis
JL
Farràs
Rosa
R
D010560:Personnel Selection; D011287:Prejudice; D012108:Research Personnel / Q000592:standards; D012586:Science / Q000191:economics* / Q000592:standards / Q000639:trends; D013030:Spain; D000078329:Workforce