James E Gunn's "Private Enterprise" (as by Edwin James) (short story, colonialism, free): Taking charge of a country by taking control of its economy
To mold public opinion there, & to take control of key infrastructure & opinion makers, earth has planted a spy network there - at least one human, a financial genius, as leader & at least one Rigelian earth can completely trust.
The story mostly takes place after the cover of human mole is blown & he's arrested, & ultimately reveals how human spy network worked there & the Rigel V was made to agree to join the Alliance.
Fact sheet.First published: Astounding, July 1950.
Download full text as part of the scans of Astounding, July 1950.
Among the stories from Astounding/Analog issues edited by John Campbell.