Do people know their own risk preferences, or do risk choices change with experience and observation? We provide a clean and straightforward test in the laboratory. People make an initial decision concerning a lottery choice and then experience 24 practice periods in which they roll the dice,...

We consider bargaining in a bipartite network of buyers and sellers, who can only trade with the limited number of people with whom they are connected. Such networks could arise due to proximity issues or restricted communication flows, as with information transmission of job openings, business...