Open AccessAnxiety and depression as an effect of birth order or being an only child: Results of an internet survey in Poland and Germany
Author(s) -
Jochen Hardt
Publication year - 2017
Language(s) - English
DOI - 10.29328/journal.hda.1001003
Subject(s) - depression (economics) , anxiety , the internet , order (exchange) , birth order , psychology , developmental psychology , clinical psychology , psychiatry , demography , sociology , computer science , business , economics , world wide web , population , finance , macroeconomics