@techreport{loschel2020when, title = {When Nudges Fail to Scale: Field Experimental Evidence from Goal Setting on Mobile Phones} author = {Löschel, Andreas and Rodemeier, Matthias and Werthschulte, Madeline}, url = {https://www.zew.de/en/publications/when-nudges-fail-to-scale-field-experimental-evidence-from-goal-setting-on-mobile-phones-1}, year = {2020} }