In the Berg Et Al

Multiple Choice

In the Berg et al. trust game, denote the amount sent by the Sender in the trust game as "S", the amount sent back by the Receiver in the trust game as "R", the amount sent by the Allocator in the triple dictator game by "X" and the amount sent by the Allocator in the dictator game as "Y". If the proportional amounts returned by the second movers in the trust game are motivated by reciprocity rather than altruism, then we would expect:

A) The proportion returned by the second movers in the trust game (R/3S) to be positively correlated with the amount sent by the allocators in the dictator game (Y) rather than the amount sent by the first mover in the trust game (S) .
B) The proportion returned by the second movers in the trust game (R/3S) to be positively correlated with the amount sent by the first mover in the trust game (S) rather than the amount sent by the allocators in the dictator game (Y) .
C) The proportion returned by the second movers in the trust game (R/3S) to be positively correlated with the amount sent by the allocator in the triple dictator game (X) rather than the amount sent by the allocators in the dictator game (Y) .
D) The proportion returned by the second movers in the trust game (R/3S) to be positively correlated with the amount sent by the allocator in the dictator game (Y) rather than to the amount sent by the allocators in the triple dictator game (X) .