... instance, or the heroism of leftist Presidential candidates in major political films of the 1990s, including The Distinguished Gentleman, The American President, and Dave (Scott, 2000). On the ... increase in the maximum career box office ($106.27 million) increases the probability of contribution by 18%, and the amount by $6,900. Finally, within-career variance in box office returns substantially ... more starring roles. And in columns 2 and 5, only starring roles in top 75 films are relevant; a one standard deviation increase in the number of top 75 starring roles (3.78) increases the probability...