TheBusinessweek.co.uk is associated with the Post's icLiverpool site and is targeted at business people in the north west.
In the first week since the relaunch, award-winning business editor Bill Gleeson spoke with the leader of the local chamber of commerce for a podcast interview and gave his own insight on the regional jobs market for a regular "business briefing" video.
Proprietor Trinity Mirror said the move was part of a £1.5 million investment in the north west and north Wales that would "enable traditional newsrooms to create media-neutral content that is as suitable for digital platforms, such as websites, as it is for print".
The initiative has seen the roll-out of a new newsroom publishing system that makes efficiencies in repurposing content to the web. icLiverpool attracts 1.5 million page impressions a week, Trinity Mirror said.
