A study may be pseudoscience if
the evidence is anecdotal.
the results are published in a journal where studies are reviewed by other experts in the field.
statistical analyses are performed on experimental results.
the experimenters used controlled experiments.

the results are published in a journal where studies are reviewed by other experts in the field.

Explanation:

the results are published in a journal where studies are reviewed by other experts in the field.

answer:

Our freedom of choice in a competitive society rests on the fact that, if one person refuses to satisfy our wishes, we can turn to another. But if we face a monopolist we are at his absolute mercy. ... There is no consensus as to whether an increase in economic freedom of choice leads to an increase in happiness.

Explanation:

It is so important to understand that we are all making choices all the time, even when we chose not to choose we have still made a choice. It is our choices that determine our experiences. ... Unless we are willing to take full responsibility for ourselves and the choices we make, we have no control over our lives