Yes I do have evidence Mr Dre. I used to to do pre employment checkrides and my opinion was bigger the school the less the skills.
One large provider in Melbourne doesn't allow landing on dirt or grass. Tailwind landings or night PIC outside the circuit area. Most are thoroughly disappointed when they don't get into "insert name of airline" upon graduation.
We will turn into the USA pre 2015 when any person with a CPL/IR could be a crew member on aircraft operated under part 121. People with a fresh licence were flying E170's around for $2000 a month.
As another poster said, this isn't about any make believe shortage it's about controlling costs.