252                                                    9

-,           
,       7^,    
   . -    
 ,   . 9.10,   -
 .

     ,     .
    ,    7^,  
         -
     7^.     
   ,   7^    
  ,        -
         '.

   ,   ,  , 
        -
.      ,      
  ,   .

 

  λ  

    

        
   ,   , 
 .     ,   -
 ,   ,     , 
  .

    (. ,   ) 
  ,       . 8.  , -
  . 9.7,       
.  . 8.13        
,  (2)  (3) .     
  ,       -
 (2)  (3),    . 8.1.   [0,86  (2)  0,14  (3)]
         
   ,     .

        22,4%.   
  (2)  (3),      
    (2)  (3).  , 
  (2)  (3)       (8.13) 
* = 22,4%, 7 = 23,20%  7 = 17,26%:

22,4% = (23,20%  ) + [17,26%  (1 - Y)].