Approaches, lighting and runways will always take a back seat to statues, waterfalls, and terminals that operate like shopping malls. The real money is in attracting the highest paying renters to your property. Jetloads of passengers are coming anyway, no need to spend a few million on ILS's when Airport Improvement Fees are earmarked for terminals and parking lots.
We wanted everything to be run like a business in Canada, airport authorities included, now they bend to the will of the most influential players.