25. arbitrary
coherence anchoring
scarcity
everything is
relative decoy
price of
ownership
reciprocity
authority
paradox of
choice
procrastination &
self-control
commitment
& consistency
framing
defaults
cost of zero
cost
keeping
doors open
social proof herding
power of
stories
need to
belong
save more
tomorrow
supply &
demand
keeping
doors open
effect of
expectation