Table 4.

Variable assignment.

Variable	Variable assignment
HITRACE	HITRACE = 1; METRACE = 0; LOTRACE = 0
METRACE	HITRACE = 0; METRACE = 1; LOTRACE = 0
LOTRACE	HITRACE = 0; METRACE = 0; LOTRACE = 1
NOTRACE	HITRACE = −1; METRACE = −1; LOTRACE = −1
PHYSICAL	PHYSICAL = 1; ENVIR = 0; HEALTH = 0
ENVIR	PHYSICAL = 0; ENVIR = 1; HEALTH = 0
HEALTH	PHYSICAL = 0; ENVIR = 0; HEALTH = 1
NOWELFARE	PHYSICAL = −1; ENVIR = −1; HEALTH = −1
LOCORIGIN	LOCORIGIN = 1; OTHORIGIN = 0
OTHORIGIN	LOCORIGIN = 0; OTHORIGIN = 1
NOORIGIN	LOCORIGIN = −1; OTHORIGIN = −1
PRICE1	PRICE1 = 1; PRICE2 = 0; PRICE3 = 0; PRICE4 = 0
PRICE2	PRICE1 = 0; PRICE2 = 1; PRICE3 = 0; PRICE4 = 0
PRICE3	PRICE1 = 0; PRICE2 = 0; PRICE3 = 1; PRICE4 = 0
PRICE4	PRICE1 = 0; PRICE2 = 0; PRICE3 = 0; PRICE4 = 1