"This (index) presents a stark reminder of the material and immaterial damage that war does to its many victims," co-author Jan-Emmanuel De Neve said. The World Happiness Report, now in its 10th year, is based on people's own assessment of their happiness, as well as economic and social data. 
Mumulingo umenewu ukuimilira kukumbutsa mmene mulungo unalili wa zipangizo komanso zomwe sizipangizo zomwe nkhondo inachita kwa okhudzidwa, co-author  Jan-Emmanuel De Neve  anatero. The World Happiness Report, pano muchaka chawo chachikhumi, ikutengera paziganizo za anthu pachimwemwe chawo, chimodzimodzi pazachuma komanso kakhalidwe kawo