http://www.globalbusinessoutlook.com/germanys-government-still-has-an-allergy-to-investing/
https://pubs.aeaweb.org/doi/pdfplus/10.1257/jep.38.3.89
http://www.ips-journal.eu/regions/europe/article/show/myth-of-the-echo-chamber-2135/
https://www.aier.org/article/french-exports-to-avoid-wealth-taxes/