OECD economic outlook 98 : november 2015. Volume 2015/2. Paris : OECD, 2015. 308 s. OECD economic outlook. Available on Internet: <http://www.oecd-ilibrary.org/economics/oecd-economic-outlook-volume-2015-issue-2_eco_outlook-v2015-2-en> ISBN 978-92-64-22030-0.