The Growth Effects of R&D Spending in the EU: A Meta-Analysis.Published in:Economics: The Open-Access, Open-Assessment E-Journal, 2015, v. 9, n. 40, p. 1, doi. 10.5018/economics-ejournal.ja.2015-40By:Kokko, Ari;Tingvall, Patrik Gustavsson;Videnord, JosefinPublication type:Article