php dsge 09 - プログラム倉庫

<?php
$wedge=0.9;
$beta = 0.95;
$a = 0.33;
$r1 = 1 / $beta - 1;
$ks = pow($r1 / $a , 1/($a-1));
$h = 2 * $ks / 100;
$t1 = 0;
for ( $n=1; $n<=100; $n++ ){
$k[$n] = $n * $h ;
$cx[$n] = pow($k[$n] , $a);
}
$t1=0;
do {
for ( $n=10; $n<=90; $n++ ){
$k1 = $k[$n] + pow($k[$n] ,$a) - $cx[$n];
$n1 = $k1 / $h;
$n2 = floor($n1);
$n3 = $n2 + 1 ;
$c1 = $cx[$n2] + ($n1 - $n2) * ($cx[$n3] - $cx[$n2]);
$r1 = $wedge*$a * pow($k1, $a - 1) ;
$cp[$n] = $c1 / ($beta * (1 + $r1));
}
$e = 0;
for ( $n=10; $n<=90; $n++ ){
$e = $e + pow($cx[$n] - $cp[$n],2);
}
for ( $n=10; $n<=90; $n++ ){
$cx[$n] = $cp[$n];
}
if($e < 0.0001) {
$t1=1000;
}
$t1 = $t1 + 1;
}
while($t1 < 100);  
$t=0;
$kt[$t]=$k[40];
for ( $t=0; $t<100; $t++ ){
$n1 = $kt[$t] / $h;
$n2 = floor($n1);
$n3 = $n2 + 1 ;
$ct[$t] = $cx[$n2] + ($n1 - $n2) * ($cx[$n3] - $cx[$n2]);
$kt[$t+1] = $kt[$t] + pow($kt[$t] ,$a) - $ct[$t];
}
for ( $t=0; $t<100; $t++ ){
print($ct[$t]);
print(",");
}
?>