50  3

     ,     -
      (bid and asked prices)    
NYSE,   61  61'/^.  ,  ,   
       100  500  . 
,    NYSE    100  GAfno  $61
  ( )     500      
$61,25   ( )8.   , -   
  300   ,   ,    
      300   GM.

         
-,          . 
-,    ,    
,      GM.

       61 ,   
     ,       
61'/^          . 
        .  -  ,
      (,   - 5" 
      300  GM)    
     (    61'/ ).  ,
          -
.  . 3.1     - .

"'"M-pS"1'"1^			M-pS
\	     300  GM	   300  GM	+
 - 	     /	  	 -paS^
  -			  -
S         |       NYSE       NYSE 
^	^-  	- 1   |	J	
	\^	  ^ ^/		
		1  ""j		
		"  ,.. ^ ^		
		   NYSE		


. 3.1.    NYSE