Findings on happiness in Sakawa et al. (2015): study JP Kinki 2006

Author(s)Sakawa, H.; Ohtake, F.; Tsutsui, Y.
TitleActivity, Time, and Subjective Happiness: An Analysis Based on an Hourly Web Survey.
SourceThe Institute of Social and Economic Research, Osaka University, Discussion Paper, 2015, No. 926, 1- 38
PublicStudents, Osaka, Japan, followed 14 months, 2006-2008
Collect periodDecember
Last assesment2008
Last collect periodFebruary
Survey nameNot available
 Own survey
SampleNon-probability sample (unspecified)
 Subjects were paid 160 yen (about $1.60) per answer for a daily survey. Those who answered more than 22 days for the daily survey and answered the hourly survey more than once a month were paid a 1300 yen a bonus for this month, and those who answered more than 27 Days and the hourly survey received a 2600 yen bonus for the month
Respondents N =70
Non Response13%
 8536 answers for the hourly survey were obtained. The response rate is 8536/9800=87%. The response rate for the daily and hourly surveys were around 90% and 80%, respectively.
AssesmentQuestionnaire: web
 Respondents were asked to fill out a daily survey and and an hourly survey: - Daily survey: During a month respondents were asked to report every day their happiness and evaluation of personal and macro news (how good or bad they are) Arriving on that day. - Hourly survey: Respondents were asked to choose one day every month on which to report their happiness and what they were doing just before reporting, once during every hour that day.
Happiness measure(s) used
Full textselfreport on repeated question How happy do you feel now? 10 very happy 9 8 7 6 5 4 3 2 1 0 very unhappy
Author's labelHappiness
Page in publication6,8
Remarks8536 answers for the hourly survey.
Finding used in
nation ranks
 On original range 0 - 10On range 0 - 10
Standard deviation

Correlational findings

Author's label Our subject description
Hour of the dayshow  Moment of the interview
Month of the yearshow  Month of the year