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PrepareData.m
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%Tutaj przygotowuje odpowiednia postac macierzy x oraz
%wyliczam parametry startowe dla danego modelu
function [elast_C, b_C, u_C, s_C, x, xlabel, vectors, vectors_obs, vectors_time, restrykcje, OLS_resid, priors] = PrepareData(y, x, n, t, xlabel, model, war)
%{
1: prosty CD
2: CD z czasem
3: Tom-EPI
4: CD-LT //tu trza zadzialac!!
5: trsnslog bez trendu
%}
dim = size(x); %liczba zmiennych objasniajacych!
if ~(dim(1) == n*t)
msgbox('Cos nie tak...','Blad szwagier','error');
return
end
%disp(dim);
switch model
case 1 %simple CD
restrykcje.restrict = NaN;
k = dim(2)+1;
x(:, k) = ones(dim(1),1);
xlabel(k) = cellstr('Const');
[elast_C, b_C, u_C, s_C, OLS_resid] = licz_COLS(y, x,0);
vectors = zeros(k);
for i = 1:k
vectors(i,i) = 1;
end
vectors(:,k+1) = ones(k,1); %dodaje kolumne dla skali
vectors(k,k+1) = 0;
vectors_obs =0;
vectors_time=0;
% PRIORS SETTING FOR BETA
beta_length = size(b_C,1);
priors.ex = 1/(beta_length-1) + zeros(beta_length,1); % expected value
priors.ex(beta_length) = 0;
priors.cov = zeros(beta_length,beta_length);
priors.diag = diag(ones(beta_length,1)); %for fast matrix inverse
for a = 1:(beta_length-1)
for b = a:(beta_length-1)
if a==b
priors.cov(a,b) = 100; %covariance matrix
end
end
end
priors.cov(beta_length,beta_length) = 100; %covariance matrix - intercept
case 2 %CD with trend
restrykcje.restrict = NaN;
time = zeros(dim(1),1);
k = dim(2)+2;
a0 = 0;
for a1=1:t
for a2 = 1:n
a0 = a0 +1;
time(a0,1) = a1;
end
end
x(:, k-1) = time;
xlabel(k-1) = cellstr('Time');
x(:, k) = ones(dim(1),1);
xlabel(k) = cellstr('Const');
[elast_C, b_C, u_C, s_C, OLS_resid] = licz_COLS(y, x,0);
vectors = zeros(k);
for i = 1:k
vectors(i,i) = 1;
end
vectors(:,k+1) = ones(k,1);
vectors(k-1,k+1) = 0; %zero for trend
vectors(k,k+1) = 0; %zero for the wolny
vectors_obs =0;
vectors_time=0;
% PRIORS SETTING FOR BETA
beta_length = size(b_C,1);
priors.ex = 1/(beta_length-2) + zeros(beta_length,1);
priors.ex(beta_length-1) = 0.02;
priors.ex(beta_length) = 0;
priors.cov = zeros(beta_length,beta_length);
priors.diag = diag(ones(beta_length,1));
for a = 1:(beta_length-2)
for b = a:(beta_length-2)
if a==b
priors.cov(a,b) = 100;
end
end
end
priors.cov(beta_length-1,beta_length-1) = 0.01;
priors.cov(beta_length,beta_length) = 100;
case 3 %CD Tom-EPI
restrykcje.restrict = NaN;
time = zeros(dim(1),1);
k = dim(2)+2;
a0 = 0;
for a1=1:t
for a2 = 1:n
a0 = a0 +1;
time(a0,1) = a1;
end
end
x(:, k-1) = time;
xlabel(k-1) = cellstr('Time');
x(:, k) = ones(dim(1),1);
xlabel(k) = cellstr('Const');
[elast_C, b_C, u_C, s_C, OLS_resid]= licz_COLS(y, x,0);
vectors = zeros(k);
for i = 1:k
vectors(i,i) = 1;
end
vectors(:,k+1) = ones(k,1);
vectors(k-1,k+1) = 0; %zero tam gdzie trend
vectors(k,k+1) = 0; %zero tam gdzie wyraz wolny
vectors_obs =0;
vectors_time=0;
case 4 %CD-LT
restrykcje.restrict = NaN;
%dodaje oznaczenia
k = 2*(dim(2)+1);
xlabel(0.5*k) = cellstr('Const');
xlabel(0.5*k+1) = cellstr('TimeVars');
%dodaje jedynki
x(:, 0.5*k) = ones(dim(1),1);
%wyznaczam wektor "czasu"
time = zeros(dim(1),dim(2)+1);
a0 = 0;
for a1=1:t
for a2 = 1:n
a0 = a0 +1;
time(a0,:) = a1;
end
end
xt = x.*time;
x = [xt,x];
%x(:, (0.5*k+1):k) = xt;
[elast_C, b_C, u_C, s_C, OLS_resid]= licz_COLS(y, x,0);
vectors = zeros(k);
for i = 1:k
vectors(i,i) = 1;
end
vectors(:,k+1) = ones(k,1);
vectors(0.5*k,k+1) = 0;%zero tam gdzie wyraz wolny
vectors(k,k+1) = 0;%zero tam gdzie trend
vectors((0.5*k+1):(k-1),k+1) = 0.5*vectors((0.5*k+1):(k-1),k+1)*t;
vectors_obs =0;
vectors_time=0;
beta_length = size(b_C,1);
% PRIORS SETTING FOR BETA
priors.ex = 1/dim(2) + zeros(beta_length,1);
priors.cov = diag(ones(beta_length,1)).*100;
priors.diag = diag(ones(beta_length,1));
case {5,6} %Translog without trend
[x, vectors, vectors_obs, vectors_time, v_restrict, v_indeks, elast_C, b_C, u_C, s_C, OLS_resid] = wektory_TR(x,y,0,n,t,war);
%restrykcje.restrict = vectors(:,:,2);
restrykcje.restrict = v_restrict;
restrykcje.indeksy = v_indeks;
beta_length = size(b_C,1);
priors.diag = diag(ones(beta_length,1));
% PRIORS SETTING FOR BETA
translog_priors;
case {7, 8} %translog with trend
[x, vectors, vectors_obs, vectors_time, v_restrict, v_indeks, ~, ~, ~, ~,~] = wektory_TR(x,y,0,n,t,war);
%dokladam trend do macierzy x
time = zeros(dim(1),1);
a0 = 0;
for a1=1:t
for a2 = 1:n
a0 = a0 +1;
time(a0,1) = a1;
end
end
x(:,size(x,2)) = [];
x = [x,time,ones(dim(1),1)];
% dokladam po "0" do wektorow tak by zdadzalo sie z wymiarem x
place = size(vectors,2)+1;
for a=1:size(vectors,3)
vectors(:,place,a) = zeros(dim(1),1);
vectors_obs(:,place,a) = zeros(n,1);
vectors_time(:,place,a) = zeros(t,1);
end
for a=1:size(v_restrict,3)
%disp(size(v_restrict(:,1,a)));
%disp(v_restrict(:,1,a));
v_restrict(:,place,a) = zeros(size(v_restrict(:,1,1)));
end
[elast_C, b_C, u_C, s_C, OLS_resid] = licz_COLS(y, x, vectors);
restrykcje.restrict = v_restrict;
restrykcje.indeksy = v_indeks;
%Parametry a piori dla bet
beta_length = size(b_C,1);
priors.diag = diag(ones(beta_length,1));
% PRIORS SETTING FOR BETA
translog_priors;
case {9, 10} %translogo LT
[x, vectors, vectors_obs, vectors_time, v_restrict, v_indeks, elast_C, b_C, u_C, s_C, OLS_resid] = wektory_TR(x,y,1,n,t,war);
restrykcje.restrict = v_restrict;
restrykcje.indeksy = v_indeks;
% Potem tylko dodac opcje z restrykcjami i bez!!
%Parametry a piori dla bet - DO ZMIANY
beta_length = size(b_C,1);
priors.diag = diag(ones(beta_length,1));
% PRIORS SETTING FOR BETA
translog_priors;
case {11, 12} %translogo QT
% dodac parametr do wektory TR!
% na tej podstawie wprowadzic funkcje dodajaca zmienne do
% popdstawowej funkcji translog bez trendu. Powinno szybko sie dac
% rozbudowac o liczenie TR-LT i TR-QT.
[x, vectors, vectors_obs, vectors_time, v_restrict, v_indeks, elast_C, b_C, u_C, s_C, OLS_resid] = wektory_TR(x,y,2,n,t,war);
%[elast_C, b_C, u_C, s_C] = licz_COLS(y, x, vectors);
%restrykcje.restrict = vectors(:,:,2);
restrykcje.restrict = v_restrict;
restrykcje.indeksy = v_indeks;
beta_length = size(b_C,1);
priors.diag = diag(ones(beta_length,1));
% PRIORS SETTING FOR BETA
translog_priors;
otherwise
msgbox('Unknown model','Well this is embarrassing...','error');
end
return
function [x, vectors, vectors_obs, vectors_time, v_restrict, v_indeks, elast_C, b_C, u_C, s_C, OLS_resid] = wektory_TR(x,y,opcja,n,t,war)
dim = size(x);
%wektory do liczenia
pomoc = [x, ones(dim(1),1)];
poczatek = 1;
koniec = size(pomoc,2);
suwak = koniec;
wynik = [];
for a = 1:dim(2)
for b = 1:dim(1)
wynik(b,poczatek:koniec) = pomoc(b,:).*x(b,a);
end
pomoc(:,1) = [];
suwak = suwak - 1;
poczatek = koniec +1;
koniec = koniec+suwak;
end
vector = zeros(dim(2), size(wynik,2));
poczatek = 0;
skacz_po = 2;
suwak = 0;
help = 0;
for a = 1:dim(2)
for b = 1:(dim(2)+1)
if b > skacz_po
suwak = suwak + help + 1;
help = help +1;
end
vector(a,b+poczatek+suwak) = 1;
%fprintf('iteracja: %d indeks: %d suwak: %d poczatek: %d\n', b, b+poczatek+suwak,suwak, poczatek);
end
help=a;
suwak =0;
poczatek = poczatek + skacz_po;
skacz_po = skacz_po +1;
vector(a,poczatek) = 2;
end
vectorz = zeros(size(vector));
vdim = size(vectorz);
for a = 1:vdim(1);
for b = 1:vdim(2);
vectorz(a,b) = vector(vdim(1)-a+1, vdim(2)-b+1);
end
end
wynik = [wynik, ones(dim(1),1)];
vectorz = [vectorz, zeros(dim(2),1)];
%Wektory dla zmiennych
vectors2 = zeros(dim(1),size(wynik,2),dim(2));
vectors = zeros(dim(1),size(wynik,2),dim(2)+1);
for a = 1:dim(2)
for b = 1:dim(1)
vectors2(b,:,a) = vectorz(a,:) ./ x(b,a);
end
end
for a = 1:dim(2)
vectors(:,:,a) = vectors2(:,:,a) .* wynik ;
end
x = wynik;
vectors(:,:,dim(2)+1) = sum(vectors,3); %KONIEC
%--to sie odpala w przypadku gdy mam do czynienia z TR-LT lub TR-QT
switch opcja
case 1 %LT
time = zeros(dim(1),1);
a0 = 0;
for a1=1:t
for a2 = 1:n
a0 = a0 +1;
time(a0,1) = a1;
end
end
x_t = zeros(size(x));
vectors_t = zeros(size(vectors));
for a=1:(n*t)
x_t(a,:) = x(a,:)*time(a);
vectors_t(a,:) = vectors(a,:).*time(a);
end
x = [x_t, x];
vectors = [vectors_t, vectors];
case 2 %QT
time = zeros(dim(1),1);
a0 = 0;
for a1=1:t
for a2 = 1:n
a0 = a0 +1;
time(a0,1) = a1;
end
end
x_t = zeros(size(x));
x_t2 = zeros(size(x));
vectors_t = zeros(size(vectors));
vectors_t2 = zeros(size(vectors));
for a=1:(n*t)
x_t(a,:) = x(a,:)*time(a);
x_t2(a,:) = x(a,:)*(time(a)^2);
vectors_t(a,:) = vectors(a,:)*time(a);
vectors_t2(a,:) = vectors(a,:)*(time(a)^2);
end
x = [x_t2, x_t, x];
vectors = [vectors_t2, vectors_t, vectors];
otherwise
end
%--koniec
%wyznaczam wektory dla elastycznosci i skali po czasie i po obserwacjach
v_dim = size(vectors);
vectors_obs = zeros(n,v_dim(2),v_dim(3));
vectors_time = zeros(t,v_dim(2),v_dim(3));
c1 = 1;
for c = 1:n:(n*t)
%disp(size(vectors_obs));
%disp(size(vectors_time));
%disp(size(vectors(c:(c+n-1),:,:)));
vectors_obs = vectors_obs + vectors(c:(c+n-1),:,:)./t;
vectors_time(c1,:,:) = vectors_time(c1,:,:) + mean(vectors(c:(c+n-1),:,:),1);
c1 = c1+1;
end
%koniec
[elast_C, b_C, u_C, s_C, OLS_resid] = licz_COLS(y, x, vectors);
%----- to powinno zosta? wydzielone i dopuszcza? kilka mo?liwo?ci
%----- wprowadzenia restrykcji, np na ?rednie elastyczno?ci :)
%NOWE
%case 1: po dwie restrykcje na zmienna
%case 2: po dwie restrykcje na zmienna, dla 'm' pierwszych obiektow
%case 3: restrykcja w calosci na jedna ze zmiennych
%case 4: restrykcja w calosci na jedna ze zmiennych
% dla 'm' pierwszych obiektow
%case 5: restr. dla srednich po obserwacjach, po 1 na zmienna
%case 6: restr. dla srednich po obserwacjach, po 1 na zmienna
% dla 'm' pierwszych obiektow
%case 7: restr. dla srednich po obserwacjach, wszystkie
%case 8: restr. dla srednich po obserwacjach, wszystkie
% dla 'm' pierwszych obiektow
%disp(war);
%pause;
%war.case = 4; %sposob narzuczenia restrykcji
%war.m = 27; %liczba objektow podlegajaca restrykcjom (dla case=3)
%war.zm = 2; %zmienna na ktorej maja byc restrykcje (case 2 i 3)
[restrict, indeks] = restrykcje(n, t, vectors, vectors_obs, b_C, war, dim);
v_restrict = restrict;
%v_restrict = zeros(2*a(3),a(2));
%v_restrict(1:a(3),1:a(2))= one(1:a(3),1:a(2)); %przepisuje pierwszy zestaw restrykcji
v_indeks = indeks;
%to jest recznie wpisany warunek gwarantujacy nieujemnosc
%elastycznosci pracy, warunek sprawdza caly wektor elastycznosci
%pracy, do zmiany i do wprowadzenia do wydzielonego miejsca na
%restrykcje
%if opcja == 1 || opcja == 2
% v_restrict = vectors(:,:,2);
%end
return