| 1998 | International Test Commission Bulletin,
vol 8, nr.1, pp. 1-10 Assessing quality-of-life: an inverview with four scholars |
| 2001 | Eloquent, vol 7, nr 3, pp. 24-28 Happiness and the bonus of freedom |
| 2005 | The Independent Review pp. 2-3, January 3 Dr Feelgood |
| 2006 | 1585: Business Journal German Exchange, April 2006, Special on happiness, pp. 15-17 Can happiness be measured? |
| 2008 | Holland Herald, vol. 43, nr. 1, January 2008, pp.16-20 Measuring happiness |
| 2008 | Holland QualiTime, nr 11, 2008, pp. 60-64 The luck to live a happy life |
| 2008 | Eric Weiner, 'The Geography of Happiness', p. 5-25 Happiness is a number |