In the words of H. Calvert, cooperation is "a form of organisation wherein persons voluntarily associate together as human beings on a basis of equality for the promotion of economic interest of themselves."
Explanation:
H. Calvert was an influential figure in the cooperative movement, and his definition emphasizes the voluntary nature of cooperation, the equality among the members, and the collective promotion of economic interests.
This definition captures the essence of a cooperative as a member-driven organization where individuals come together to fulfill shared economic goals while ensuring equal participation and benefits for all members.