566                                                    18

           
 / = 2,   $1,985 (0,6667  $2,977). . 18.2   
 .

-1			0	1	2	
+ -		?o=$2,70	+ 	 +  $2,700	 + $2,700	>-00
			$0,900,15 =	0,135		0,135	
			, =	$2,835	$0,9450,15	0,142	
					, =	$2,977	'''
	' =	$0,90	,	$0,945	'2 =	$0,992	
	λ --	1,80	D, =	1,890	0, =	1,985	'''
	 =	$2,70	, =	$2,835	, -	$2,977	

. 18.2.    Cooper

18.8

 DDM

         ,  -
  DDM      .
     .

18.8.1   

          $1,67,  
   - $0,40.     ,   
           
   :

?i = $2,67;    ?, = $4,00;     = $6,00;    , = $8,00;    ?, = $10,00;

D.

, = $0,60;    , = $1,60;     = $2,40;    D, = $3,20;   Z, = $5,00.

           
:

p^ = 22%;   , = 40%;   , = 40%;    , = 40%;   ^ = 50%;

^, = 60%;   ^ = 50%;   ^ = 50%;   ^ = 33%;   ^ = 25%.

,   ,        
 (..     -  ),    
.              
   ^ = $11,90 ^ = 55%.  , ^ =19% [($11,90 - $10,00)/
$10,00]  D^ = $6,55 (0,55  $11,90).

  ,    ,   
         4%,    
70%.   (18.516)      ,  g =  (1 - ),
             . 

