قائمة الدول حسب الإنفاق على البحث والتطوير: الفرق بين النسختين

| style="text-align:center;"| <ref name="RDMAG">[http://www.rdmag.com/articles/2011/12/2012-global-r-d-funding-forecast-r-d-spending-growth-continues-while-globalization-accelerates 2012 Global R & D Funding Forecast: R & D Spending Growth Continues While Globalization Accelerates<!-- Bot generated title -->] {{Webarchive|url=http://web.archive.org/web/20160303233945/http://www.rdmag.com/articles/2011/12/2012-global-r-d-funding-forecast-r-d-spending-growth-continues-while-globalization-accelerates |date=03 مارس 2016}}</ref><ref name="Nature Publishing Index">http://www.natureasia.com/en/publishing-index/pdf/NPI2012_Global.pdf#page=26</ref>

| style="text-align:center;"| <ref name="battelle">[http://ec.europa.eu/eurostat/statistics-explained/index.php/File:Gross_domestic_expenditure_on_R%26D,_2003%E2%80%9313_(%25_of_GDP)_YB15.png Eurostat - Gross domestic expenditure on R&D] {{Webarchive|url=http://web.archive.org/web/20180720083455/http://ec.europa.eu/eurostat/statistics-explained/index.php/File:Gross_domestic_expenditure_on_R&D,_2003%E2%80%9313_(%25_of_GDP)_YB15.png |date=20 يوليو 2018}}</ref>

| style="text-align:center;" | <ref name="farsnews.com">[http://www.farsnews.com/newstext.php?nn=13930215000513 مصاحبه تفصیلی فارس با قائم‌مقام معاون تحقیقات وزارت بهداشت/1 رشد علمی کشور پارسال منفی شد/ تحقیقات پزشکی بدون بودجه درجا می‌زند<!-- عنوان مولد بالبوت -->] {{Webarchive|url=http://web.archive.org/web/20160304055418/http://www.farsnews.com/newstext.php?nn=13930215000513 |date=04 مارس 2016}}</ref>