tag:blogger.com,1999:blog-13517920.post2143631960009440029..comments2023-08-19T00:28:50.258-07:00Comments on Attitutor Blog: Food for Thought from Around The WorldDon Berghttp://www.blogger.com/profile/05995517741281465418noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-13517920.post-50339266533521374472023-02-07T12:00:24.759-08:002023-02-07T12:00:24.759-08:00Here is a systematic presentation of a similar stu...Here is a systematic presentation of a similar study at GapMinder.org:<br />https://www.gapminder.org/dollar-streetDon Berghttps://www.blogger.com/profile/05995517741281465418noreply@blogger.com