Relative Prices, Trading Gains, and Real GDI: The Case of Canada Staff Discussion Paper 2009-4 Yi Zheng Treating imports as intermediate inputs to domestic production, the author adopts the translog function approach to model real gross domestic income (GDI) in Canada over the 1961–2006 period. She explores the role of price ratios, such as terms of trade and the real effective exchange rate, in explaining changes in real GDI, trade openness, trade […] Content Type(s): Staff research, Staff discussion papers Topic(s): Econometric and statistical methods, Productivity JEL Code(s): C, C4, C43, D, D3, D33, F, F1, F10, O, O4, O47