Getting rid of the efficiencies defence is a good start.

The article also hints at a deeper problem of land use. Zoning is limiting the space where new competitors can establish themselves. The established conglomerates buy up what little land is available.

Provincial governments need to tax ground rents so the revenue gets used to foster competition, not lining billionaires’ pockets.

Municipalities need to open up the suburbs to become denser mixed use spaces, where small businesses can develop and thrive.