Oswald, Andrew J.; Powdthavee, Nattavudh - Forschungsinstitut zur Zukunft der Arbeit <Bonn> - 2007
that confounding influences can be differenced out.
To our knowledge, no econometric study of this type on the emotional … (2004). To the best of our knowledge, the published regression-equation
happiness literature has not examined the … types of death
have not, to our knowledge, been systematically studied (though, as explained, Ballas
and Dorling is in …