For instance, improvements in transportation and communication, and more widespread use of computer networks to track and control inventories, have meant that inventory levels have shrunk for most firms.
(improvements in transportation and communication, and more widespread use of computer networks; have meant; that inventory levels have shrunk for most firms) Context(improvements in transportation and communication , and more widespread use of computer networks have meant,List([14, 153))):(inventory levels; have shrunk; for most firms)
improvements in transportation and communication , and more widespread use of computer networks have meant,List([14, 153))
improvements in transportation and communication, and more widespread use of computer networks inventory levels
have meant have shrunk
that inventory levels have shrunk for most firms
for most firms