what condition an interest group prefers to direct its lobbying efforts to two parties or the two coalition and opposition … discipline. The lobbying efforts under un-enforced and enforced party discipline are also compared. Finally, we clarify the …

of the lobbying investment depends on whether or not the candidates are willing to respond and able to collude on low …-tax policies that do not harm their relative chances in the elections. In the experiment, we find that lobbying is never successful …% of societies with finitely-repeated encounters. However, lobbying investments are not always profitable, and profit …

outcomes and in politics through lobbying, campaign contributions, and voter mobilization, this work adds a new perspective on …