Owners
and
workers
are
called
____________________
.
How
much
of
something
you
have
is
____________________
.
Making
only
some
types
of
goods
and
services
is
____________________
.
____________________
is
when
people
or
regions
depend
on
others
for
certain
things
.
____________________
cost
is
the
cost
of
doing
one
activity
compared
to
doing
something
else
.
The
study
of
the
system
in
which
people
make
,
exchange
,
or
use
things
that
have
value
is
called
____________________
.
