, . : ? ?
. [Brock & Becker 1966; Christie & Geis 1970; Pandey 1988; Rosenberg & McCaf-
ferty 1987; O'Connor & Simms 1990] ( ) . [Rudinow 1976; Winn 1983; Goodin 1980; Riker 1986; Beniger 1987] . - [Robinson 1981; Lentz 1989; Proto 1989] , , . , , . , , .
, , . , , : -, , . . . , , , - . , , . , ; , . , , .
: , , , , , , .