My contribution to renewable energy technology

From Facebook:

Subroto Roy wonders how much electricity could be produced inside a gym if a clever  engineer designed a generator that ran on all the tread mills, elliptical bikes, rowing machines etc powered by people…more than enough to charge everyone’s mobile phone and perhaps the lights too….

(yes, yes, a discontinuous function…)

Has business-cycle theory become easy for the dimwitted?

From Facebook:

Subroto Roy  is amazed that business-cycle theory and history — always a most difficult, subtle and confusing part of economics — has now become child’s play for everyone except himself, and even the most dimwitted commentator claims to know that China and India were down last month but now seem up and similar profound truths….