It's embedded in
http://www.parliamentlive.tv/Main/Player.aspx?meetingId=16421&player=windowsmedia as an ms-asf playlist pointing to mms://wms002.twofourdigital.net/UKParliament/Archive/0000026354.wmv - but the res is still 360p AFAICT.
Using the titles "money creation and society" and "money creation & society" with the filters This month× Long (> 20 minutes)× HD× applied, all that came up was:
https://www.youtube.com/watch?v=IkK0mLaEmU4 which is just the opening speech and YouTube says it's 720p, but it looks upscaled to me.
According to
http://en.wikipedia.org/wiki/BBC_Parliament the format is 576i (16:9 SDTV) - standard-definition
http://en.wikipedia.org/wiki/576iUnless someone figured out how to get a HD cam in or feed tap, I doubt you'll be able to get an HD version of that debate.
1BUTRZ85L1JuoX5y2XRjxJaYcjcMLhPJcY