But these majestic dogs were more than guardians—they were once so valuable that they were treated like currency, traded in ...

Barter is the exchange of resources or services for mutual advantage, and may date back to the beginning of humankind. Some would even argue that it's not purely a human activity; plants and ...

Russia and China are planning to revive the age-old practice of barter trade to get around Western sanctions, Reuters reported on Thursday. The deals could involve agriculture and could come as ...