"inelastic" -
key terms from Wikipedia
because
the
consumer
is
inelastic
deep
inelastic
scattering
demand
is
inelastic
inelastic
inelastic
collision
inelastic
demand
inelastic
range
inelastic
scattering
perfectly
inelastic
perfectly
inelastic
collision
perfectly
inelastic
demand
curve
producer
is
inelastic