Eventually, this destabilizes the economy to the point where it is "no longer economically viable to build anything other than shoe shops", and planetary society collapses.

Another culture, the Vorlak, underwent a transition from a stable planetary society to a warlord culture similar to the Japanese Shogunate.

The Prime Directive prevents interference with the natural functioning of a viable planetary society.

McKie had turned away to face Ardir, probing, moving the focus of questions from Pcharky to the planetary society itself.

"I guess a few bad apples can ruin an entire planetary society."

The Colonial Code forbade prosecution of a member of one planetary society under the laws of another, but the Court Martial over-rode such distinctions.

Indeed, we may now be standing on a threshold about to take the momentous step a planetary society takes but once: first contact with another civilization.

"Makes a nice change from the kids in the restrictive upbringing in some of our planetary societies," Kendra remarked.

This forbids us from interfering with the normal running of any planetary societies, and especially those who don't know of our existence.

Imagine your planetary society has a small segment of people who are automatically considered superior to everyone else, and they automatically get the best careers.