Development of a Second-Generation Power Exchange Game by Applying Design Science | 2017 Tyyppi A4 Conference proceedings Tekijä(t) Naukkarinen Johanna, Niemelä Hanna, Makkonen Mari, Valtonen Petri, Tikka Ville, Tarkkala Tero, Honkapuro Samuli, Belonogova Nadezda Koulutus LUT School of Energy Systems