TY JOUR TI The Finnish Economy Through the Prism of the Theory of Long Waves KW trend analysis KW spectral analysis KW Kondratieff waves KW the cyclicalcomponent of the trend KW technological structures. JO Scientific Research and Development. Economics AU Averina, T.N. AU Ivanova, O.S. PY 2016 IS 4 PB INFRA-M Academic Publishing LLC.