### Clue: that socialist then incorporates in dodgy forecasting method (5)
### Answer: TAROT 
 ### Explanation: Definition: dodgy forecasting method
 "a"(abbrev. for "answer …", from the previous clue) **contained in**(that … then incorporates in) TROT(a socialist, specifically a supporter of Trotskyism, advocated by Leon Trotsky).
Defn: … used by dodgy fortune tellers (a tautology).