1. According to the research, who is more likely to become a lobbyist, a member of the House or the Senate? A higher percent Senators retire and become lobbyists. The numbers of the Senate also show more of a oscillating pattern because there are fewer Senators retiring each year, making small changes quite influential on the percentages. 2. Why were Congressmen less likely to become lobbyists in the 1970s and 1980s? Lobbying in general was much less popular and lucrative, and it only really grew starting in the 1990s. 3. Why does this research likely underestimate the revolving door? They can only track the number of registered lobbyists, but there are many who do work that is almost identical to the tasks of lobbyists but are not registered. 4. Why do you think committee chairmen are more likely to become lobbyists? They have more experience working with a variety of lawmakers and are better at pushing policies than congressmen who tended to follow rathe...