Engineering Economics
What stock represents ownership and enjoys certain preferences than ordinary stock?

Preferred stock
Incorporator’s stock
Presidential stock
Authorized stock

ANSWER DOWNLOAD EXAMIANS APP

Engineering Economics
Perfect monopoly exists only if:

the single vendor can prevent the entry of all other vendors in the market
the single vendor is the only one who has the permit to sell
the single vendor is the only one who has the knowledge of the product
the single vendor gets the absolute franchise of the product

ANSWER DOWNLOAD EXAMIANS APP