For his real-estate firm, Ali has instituted a model where the group makes decisions together. He has eight people on his staff working as a group. What is one drawback to making decisions as a group? Groups must change their decision-making processes constantly to be effective. Group decisions take longer, up to 10% more time for each additional team member beyond five. Individual managers almost always outperform teams in terms of decision quality. Engaging in a decision-making process makes it harder to implement a decision