The great end of all human industry, is the attainment of happiness.
- David Hume

Commerce Commerce Research is one of the four technology disciplines available at the Library. It increases the Commerce Limit Commerce Limit and allows Caravans (used to generate Wealth Wealth) to be built.

Benefits Edit

Like all Library research, Commerce Commerce research has a total of 7 levels to research. Each level researched...

  • ...increases the Commerce Limit Commerce Limit for all resources, which varies from +30 to +100 per level (excluding Knowledge Knowledge, which is limited only by the game cap of 999).
  • ...increases the Climit Caravan Limit by +1, allowing you to create another trade route.

Commerce Commerce 2 (Coinage) unlocks the ability to trade resources at the Market and colonize new continents. Commerce Commerce 3 (Trade) allows Caravans to establish trading routes to cities of allied and peaceful nations.

Note that research cost also depends on the current level of Science Science research as well as any cost modifiers from nation powers and rare resources.

Commerce Technology Cost Commerce Limit Required for
1 Com1
60 Food
60 Timber
100 Market
2 Com2
60 Timber
140 Knowledge
150 -
3 Com3
100 Timber
260 Knowledge
200 -
4 Com4
150 Timber
500 Knowledge
260 -
5 Fortknox
250 Timber
900 Knowledge
320 -
6 Infilt
Assembly Line
600 Timber
1300 Knowledge
400 -
7 Globalisation
1200 Timber
1800 Knowledge
500 -

Rare resources Edit

Nation powers Edit

  • The Dutch Power of Commerce: Start with Commerce Commerce 1 (Barter) already researched (unless playing a Nomad or City Center Only game) and receive a 10% discount on all future Commerce Commerce research.
  • The Greek Power of Philosophy: Receive a general 10% discount on all Library research cost (except for Knowledge Knowledge) and research 100% faster.

Trivia Edit

  • As mentioned in the trivia section of the Library page, researches have alternate titles depending on the starting and ending ages. For Commerce Commerce Research, they can be seen here.