25 hours is a good number for average people. I'd say 15-20, even. Ambitious or highly dedicated people will always work more than that, and that's a good thing. What they should have is a lot more freedom in how they spend that time-- working two jobs, one job and school, side projects. The problem is this bullshit conformist fiction in which everyone has to pretend to be ambitious (but only internally) and dedicate…
No, the best that the government can do for startups and the economy is just get out of the way.