Economists and politicians: sadly, while the economists might have some pretty good ideas, the politicians, well, no one actually knows.

Then again, some politicians seem to have sensible ideas, it's the rest of their party that holds them back. 

Just what is the optimal size for a firm or organisation? Sadly, no one knows except ex-post: which is why having politicians trying to determine it won't work. 

So this saving the planet stuff: how's it going to work when one EU insistence on energy meets another on the environment? 

Was the rise in tax revenues in the 1920s a Laffer Curve event? 

A shout out to one of our blogging friends : cancer is treatable but pimples where? Ouch! Get well soon! 

And finally, perhaps not the best part of the world to be getting advice from on these two problems.