Union
$$A \cup B =$$
{ analyze, authority, conformity, create, execute, obedience, self-interest, social contract, universal ethics }
Symmetric Difference
$$A \ominus B =$$
{ analyze, authority, conformity, create, execute, obedience, self-interest, social contract, universal ethics }
Difference
$$A - B =$$
{ authority, conformity, obedience, self-interest, social contract, universal ethics }
Cartesian Product
$$A \times B =$$
{ (authority, analyze),
(authority, create),
(authority, execute),
(conformity, analyze),
(conformity, create),
(conformity, execute),
(obedience, analyze),
(obedience, create),
(obedience, execute),
(self-interest, analyze),
(self-interest, create),
(self-interest, execute),
(social contract, analyze),
(social contract, create),
(social contract, execute),
(universal ethics, analyze),
(universal ethics, create),
(universal ethics, execute) }