win-win
enjoy
prosociality
leg up on
best of both worlds
compensator
tranche
percentage
reward
advantage
COB
inurement
constitutional
beneficiary
sociopositive
gravy
compensative
synergy
bens
prosocial
two-way street
difference-making
passported
cafeteria plan
merits
benny
privilege
cut both ways
gain
do well
profit
benefit
favour
a boon and a bane
co-beneficiary
boon and bane
favor
tax advantage
favorable
recompensing
favourable
advantageous
pro
best
good
shop around
a rising tide lifts all boats
remunerational
bestead
salubrious
encouragement
one for all, all for one
mutually
value-add
double-edged sword
you only get what you give
for keeps
on the come
succeed
impartial
benefitable
redound
free ride
fringe benefit
occupationalist
bilateral
tend
third-party
bonification
multiparty
salutary
whipper-in
unilateral
mutualistic
have something going for one
externality
profitable
value proposition
opposite
advantageously
corespective
symbiotic
pandy
requirements contract
result
salute
equalism
partyness
two-way
prohedonic
a blessing and a curse
positive-sum
multideterminantal
account
behalf
social security