, , , ( 30- . .: Chamberlain, Edward ., h h of Monopolistic Competition, Cambridge: Harvard University ss, 1933, and Robinson, Josn, h Economics of Imperfect Competition, New Yk: Macmillian, 1933. , , ..). :
1. , , , . , , . , , , , , . , , . , , , . - - , , "", . "", " ", "-" "" - - - , , , - .
2. , , , . 1%, . . , . 1 % 10% .
3. , , . . , , , 20% , , , , . , , - - . , , , . , , - , .
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4. . . . , , . , .
, . , , .
, , , . , , . . , - .
, . , , , , , , , ..? , - , . . , "Donald's" "Burger King" ? . , , . , , , .
, . . , - 1 %. . , . , .
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. 2.2.1 , , , , . , 1982 . . , - .
, , 25% , - 50%. , 1982 1236 . 14% , - 23%.