The MDC procedure is controlled by the following statements:
PROC MDC options;
MDCDATA options;
BOUNDS bound1 < , bound2 …> ;
BY variables;
CLASS options;
ID variable;
MODEL dependent variables = regressors / options;
NEST LEVEL(value) = ((values)@(value),…, (values)@(value));
NLOPTIONS options;
OUTPUT options;
RESTRICT restriction1 < , restriction2 …>;
TEST options;
UTILITY U() = variables, …, U() = variables ;