Level 7 Science

Research time is 4.4 hours and costs 16000 science points

Requires: Negotiation Etiquette, Trading, Solidarity

Allows the research of: Nothing

Trade resources and units with other players. If you trade resource and units at the same time, trademen will stay at target village.

This science is used while Negotiating with another player when the "Offer" button is pressed. It is currently possible that as long as one player has researched it, he can trade with other players using this science even if those players haven't researched Negotiation Etiquette. Also unlike normal trades, this allows the player to skip past taxes.