Abstract
References
1.Anon . Dogged but daunted . The Economist , 1986 , 229 (7443 ), 66 . (a)
2.Anon . Fair game . The Economist , 1986 , 300 (7455 ), 38 –39 . (b)
3.
Lynn
R.
National differences in anxiety and extraversion . Prog. exp. Pers. Res. , 1982 , 11 , 213 –258 .
4.World Health Organization . World Health Statistics Annual, 1980 . Geneva : World Health Organization , 1980 .