... Competitive |Shift (i): industry n,e: regional growth in activity, level of activityN: national growth of activity• Share: a matter of timing• Mix: Historic industrial structure• Competitive: “our” ... 127Profits and Rents (π) 93 84Consumption (C) 260 193Investment (I) 44 27Imports (M) 175 153Exports (X) 92 144INCOME (Y) - OUTPUT (Q) 43 31MIT Center for Real EstateStudy of impact of each ... EstateSources of Regional Demand .• Some variables are determined directly by the size of a state’s economy (Income or Output) : imports (M), Federal Taxes (T), consumption or savings (S) and profits...