Consider the following equation, estimated by OLS, explaining the quarterly number of traffic accidents, in Portugal,...

Question:

Consider the following equation, estimated by OLS, explaining the quarterly number of traffic accidents, in Portugal, during the last ten years: log (tra facct) = 56.351 +0.064 t -0.045Q2t +0.162Q3 +0.122Q4t, where Qjt, j = 2,3,4 are quarterly dummy variables. This implies that...

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