Dealing in Futures

From Author Wars - https://authorwars.com/publications/dealing-in-futures-286622.html

Overview:

Title: Dealing in Futures
Author: Joe Haldeman
Year: 1986
ISBN-10: 0708881971
Publisher: Orbit / Futura
Price: £2.50
Pages: 277
Binding: Paperback
Type: Collection
Title Reference: Dealing in Futures
Notes: First Futura edition.
Cover artist not credited on book, but Tony Roberts (here), confirmed credit through contact via his website.
Month publication via Locus1.
There are also afterwords to each story, blending into the introductions of the next one.