Can you explain it further Professor?
Since in the non-underlined portion it says "such firms
", we need to mention the term "firms
" in the underlined portion.
Had it only been "firms
" in the latter part, we need not have mentioned firms
in the underlined parts. The difference comes b'coz of "such
...expenditures required of firms
to survive in ....., an industry ...... demand, such firms
tend to be very large.
Trying hard to conquer Quant.