Hours worked v Productivity - http://www.tutor2u.net/blog/index.php/economics/comments/hours-worked-vs-productivity
The Great Productivity Puzzle - http://www.tutor2u.net/blog/index.php/economics/comments/unit-2-macro-the-great-productivity-puzzle
UK Productivity Gap Grows - http://www.tutor2u.net/blog/index.php/economics/comments/unit-2-macro-uk-productivity-gap-grows
Videos on Productivity - http://www.tutor2u.net/blog/index.php/economics/comments/unit-2-macro-videos-on-productivity
Fast money counter - http://www.youtube.com/watch?v=AqSYLCFxa1E
