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Table 1 Sample statistics

From: The gender gap in relation to happiness and preferences in married couples after childbirth: evidence from a field experiment in rural Ghana

  Wife Husband Difference
Mean S.D. Min Max Mean S.D. Min Max
Happiness
 Subjective well-being (SWB) 5.6 2.1 1 10 5.8 2.3 1 10 −0.2
 Wife’s SWB > husband’s SWB 0.450 0.50 0 1      
 Wife’s SWB = husband’s SWB 0.088 0.28 0 1      
 Wife’s SWB < husband’s SWB 0.463 0.50 0 1      
Preferences
 Trust 0.400 0.13 0.1 0.9 0.388 0.12 0.1 0.6 0.013
 Reciprocity 0.384 0.22 0.1 1.0 0.360 0.18 0.1 1.0 0.023*
 Altruism 0.380 0.11 0.1 0.7 0.386 0.12 0.1 0.6 −0.006
 Risk lovingness 0.423 0.12 0.2 1.0 0.390 0.12 0.1 0.6 0.033
Individual characteristics
 Age 29.4 6.7 18 47 38.1 11.6 18 72 −8.7***
 Education: none 0.450 0.50 0 1 0.375 0.49 0 1 0.075
 Education: primary 0.250 0.44 0 1 0.213 0.41 0 1 0.038
 Education: middle 0.250 0.44 0 1 0.313 0.47 0 1 −0.063
 Education: higher 0.050 0.22 0 1 0.100 0.30 0 1 −0.050
 Religion: Catholic 0.338 0.48 0 1 0.288 0.46 0 1 0.050
 Religion: Muslim 0.225 0.42 0 1 0.213 0.41 0 1 0.013
 Religion: Charisma 0.088 0.28 0 1 0.075 0.27 0 1 0.013
 Religion: traditional African 0.075 0.27 0 1 0.188 0.39 0 1 −0.113***
 Religion: others 0.275 0.45 0 1 0.238 0.43 0 1 0.038
Couple’s or household’s characteristics
 Married (years) 8.8 6.3 1 25      
 Number of children 3.9 2.3 1 10      
 Asset: lowest 0.263 0.44 0 1      
 Asset: lower middle 0.238 0.43 0 1      
 Asset: upper middle 0.250 0.44 0 1      
 Asset: highest 0.250 0.44 0 1      
  1. *p < 0.1, *** p < 0.01 obtained through a paired t test (Wilcoxon signed-rank test for subjective well-being)