Bivariate Dual Change Score Model Mplus Code.inp

TTITLE: Bivariate Dual Change Model Mplus Code; 
DATA: FILE = mydata.csv;
VARIABLE: NAMES = 
id
pay_sat1
pay_sat2
pay_sat3
pay_sat4
lif_sat1
lif_sat2
lif_sat3
lif_sat4
;

missing are all (-999);
USEVAR = 
pay_sat1 pay_sat2 pay_sat3 pay_sat4 
lif_sat1 lif_sat2 lif_sat3 lif_sat4;

 MODEL:
!Latent True Scores for Pay Satisfaction
lpay1 BY pay_sat1@1;
lpay2 BY pay_sat2@1;
lpay3 BY pay_sat3@1;
lpay4 BY pay_sat4@1;

[lpay1];  lpay1;
[lpay2 - lpay4@0];
lpay2 - lpay4@0;
[pay_sat1- pay_sat4@0];
pay_sat1-pay_sat4 (resvar_x);

!Autoregressions for Pay Satisfaction
lpay2 ON lpay1@1;
lpay3 ON lpay2@1;
lpay4 ON lpay3@1;

!Latent Change Factors for Pay Satisfaction
dpay2 BY lpay2@1;
dpay3 BY lpay3@1;
dpay4 BY lpay4@1;
[dpay2-dpay4@0];
dpay2-dpay4@0;

!Constant Change for Pay Satisfaction
g1 BY dpay2-dpay4@1;
g1;    [g1];
lpay1 with g1;

!Proportional Change Effects for Pay Satisfaction
dpay2 on lpay1 (pc_x);
dpay3 on lpay2 (pc_x);
dpay4 on lpay3 (pc_x);

!Latent True Scores for Life Satisfaction
llife1 BY lif_sat1@1;
llife2 BY lif_sat2@1;
llife3 BY lif_sat3@1;
llife4 BY lif_sat4@1;

[llife1];  llife1;
[llife2 - llife4@0];
llife2 - llife4@0;
[lif_sat1- lif_sat4@0];
lif_sat1-lif_sat4 (resvar_y);

!Autoregressions for Life Satisfaction
llife2 ON llife1@1;
llife3 ON llife2@1;
llife4 ON llife3@1;

!Latent Change Factors for Life Satisfaction
dlife2 BY llife2@1;
dlife3 BY llife3@1;
dlife4 BY llife4@1;
[dlife2-dlife4@0];
dlife2-dlife4@0;

!Constant Change for Life Satisfaction
h1 BY dlife2-dlife4@1;
h1;    [h1];
llife1 with h1;

!Proportional Change Effects for Life Satisfaction
dlife2 on llife1 (pc_y);
dlife3 on llife2 (pc_y);
 dlife4 on llife3 (pc_y);

!Intercept and Constant Change Parameter Covariances
g1 with h1; 
g1 with llife1; 
h1 with lpay1; 
lpay1 with llife1; 

!Residual Covariances
pay_sat1 with lif_sat1 (r_cov);
pay_sat2 with lif_sat2 (r_cov); 
pay_sat3 with lif_sat3 (r_cov); 
pay_sat4 with lif_sat4 (r_cov); 

!Coupling Effects of Pay Satisfaction on Life Satisfaction - constrained to zero to test     nested models
dpay2 on llife1 (cpl_x);
dpay3 on llife2 (cpl_x);
dpay4 on llife3 (cpl_x);	

!Coupling Effects of Life Satisfaction on Pay Satisfaction - constrained to zero to test nested models
dlife2 on lpay1 (cpl_y);
dlife3 on lpay2 (cpl_y);
dlife4 on lpay3 (cpl_y);