Rather, they learn by engaging in reciprocal exchanges with others [1]--[7]. (journals.plos.org)
Privilege Underwriters Reciprocal Exchange insurance plans include auto, boat, business, and home. (insuranceproviders.com)
In 2004, as part of the New York to Shanghai Trade Mission, Senator Smith led a delegation of local businesses to China, to open up a robust reciprocal exchange between our two wondrous cultural and economic commonwealths. (nyssenate14.com)