Findings on Happiness and subject: Communication)

Correlate as named by investigatorPeople investigated
FindingExpenditure on communication16+ aged, general public, Germany, 2010
FindingICT-usage18+ aged, adults, China, 2013
FindingExpenditures on transport and communication18+ aged, general public, Trasition countries, 2006
FindingTransportation and communicationAdult general public, China, 2010-2012