Principles of Economics - both humorous and serious, almost killed me with laughter! When your opponent knows your decision, they can...

Principles of Economics -- both humorous and serious, almost killed me with laughter! When your opponent knows your decision, they can... Principles of Economics -- both humorous and serious, almost killed me with laughter! When your opponent knows your decision, they can... Principles of Economics -- both humorous and serious, almost killed me with laughter! When your opponent knows your decision, they can...