And in the last decade, psychologists and economists have discovered that people make systematic errors when predicting their future satisfactions.

FORBES: Shall I Compare Thee To A Summer's Sausage?

Dr Anderson and his team have, of course, gone through painstaking efforts to rule out conventional physical explanations and systematic errors.

ECONOMIST: Physics

These systematic errors were used to claim energy savings that did not exist in order to impose new rules that increased costs for manufacturers, retailers and distributors.

FORBES: California Regulators, It's Time to Open the Golden State for Business Once Again

However, the police advised it could take no action because there was insufficient evidence of criminality and there had been "systematic errors" with the supervision of Red Sky contracts by NIHE.

BBC: 'Weaknesses' in NIHE contract management

However, the police advised it could take no action because there was insufficient evidence of criminality and there had been "systematic errors" with the supervision of Red Sky contracts by the executive.

BBC: Red Sky

The company plays down these events and seeks to reassure investors that these major errors are par for the course, but these systematic attempts to mislead the public are clearly unethical.

CNN: Shell Oil's multibillion dollar Arctic hoax