ｄｓげ９０ - プログラム倉庫

class dsge{
public static void main(String args[]){
double a,beta;
double ks,h;
double k[]=new double[101];
double cx[]=new double[101];
double cxs[]=new double[101];
double tk[]=new double[101];
double v[]=new double[101];
double vs[]=new double[101];
double k1,r1,c1,u1,v1,tk1;
int n,n2,n3;
double n1;
double e;
int t;
beta=0.95;
a=0.33;
ks=Math.pow((1 / beta - 1) / a , 1 / (a - 1));  
h=2*ks/100;
for (n=1;n<101;n++){
k[n]=n*h;
cx[n]=Math.pow(k[n],a);
tk[n]=0.1;
}
t=0;
while(t<100){
for (n=10;n<91;n++){
k1=k[n]+Math.pow(k[n],a)-cx[n];
n1=k1/h;
n2=(int)n1;
n3=n2+1;
c1=cx[n2]+(n1-n2)*(cx[n3]-cx[n2]);
tk1=tk[n2]+(n1-n2)*(tk[n3]-tk[n2]);
r1=(1-tk1)*a*Math.pow(k1,a-1);
cxs[n]=c1/(beta*(1+r1));
}

e=0;
for (n=10;n<91;n++){
e=e+(cxs[n]-cx[n])*(cxs[n]-cx[n]);
}

for (n=10;n<91;n++){
cx[n]=cxs[n];
}
if (e<0.0001)t=1000;
t=t+1;
}


for (n=10;n<91;n++){
v[n]=Math.log(cx[n])/(1-beta);
}

t=0;
while(t<100){

for (n=10;n<91;n++){
u1=Math.log(cx[n]);
k1=k[n]+Math.pow(k[n],a)-cx[n];
n1=k1/h;
n2=(int)n1;
n3=n2+1;
v1=v[n2]+(n1-n2)*(v[n3]-v[n2]);
vs[n]=u1+beta*v1;
}


e=0;
for (n=10;n<91;n++){
e=e+(vs[n]-v[n])*(vs[n]-v[n]);
}

for (n=10;n<91;n++){
v[n]=vs[n];
}

if (e<0.0001)t=1000;
System.out.println(e);
t=t+1;
}




}
}