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      ,    .        ,   ,       . " "   ,  " "  '     .          ,        ,         ?       ,      .               ,      ' '. 
      ,   "  ' '          ,           .        ,       .              .               "  ,           ?              .     ,     ' : 
"        5000            -       ?     :    .   ""    ,        "".   ""         ""        : "   ".                  .         :          .      ' '            .           ,      ,          -  -      .               .      .     "     ",      ,                      ()             .                  ", ( ,  , ' 145). 
  :  
"      ,           "[1] (   ). 
"        ,    .       ,     ,   (  ' ')  ('   ')           ..            "   ..      " '" " '"    "  "                ", ( " " '). 
     : 
"       , "               ,        ,          ", (   .   "   '). 
        (  19   20)     ,               .         .         ("  ' ")        ,           .[2]      ,    -  .             : 
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 " '  '    .          ,           -      !              .   " ' : "                  ", (   ' 12),            ,          ' '. 
             ,       (   [3]),        .      ( )       " ",        ,        "        ",     .. (S.J. Gould, Eight Little Piggies, W.w. Norton, New York 1993, 21 pp. 79, 179, 217). 
           .   " (2001)    45%       "          10,000   ". 37%        .  12%          .          "  1982, 1993, 1997, 1999. 
    TNS ,   ,   18%      . : 42%     " , 20%    " , 31%    , (      "" 2005). 
        ,      ' :          . 
 : http://akadamya.fav.co.il/27148710___ 

 

[1]       ,             ,       ,   .      ,         . 
"      -   15,   16,   17,      18 -        ", ('     , ' ' , ' 27). 
[2]   ' : 
"          ..            .         .       ,           -   ,      .          ..          ", (  ' ,  , ' '). 
            ,          .        ,            .        ,       ,    :  . 
    : 
"                 ,       ,         -    .      ,     ,  ..                     ", ( ' '). 
  ''           ,        ,     ''  ? 
[3]        ,    .   : "                  ,      : '               '", (  ,  " "  '  1992 ' 254). 

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