The markup (the ratio of price to marginal cost) in Canada has risen steadily since the early 1990s suggesting a widening gap between the actual and the efficient level of output and a declining share of labor income in GDP. It exhibits non-stationary movements over the sample period 1982Q1 to...

The markup in Canada has exhibited non-stationary movements, rising steadily since the early 1990s. This implies the presence of a permanent markup shock which causes the desired markup ratio to shift permanently. It is shown that after a permanent positive markup shock, output, per-capita...