7807
Other signees of the brief include Alan B. Krueger , Robert M. Solow , George A. Akerlof , Cecilia Rouse , as well as numerous others .
 person: Alan B. Krueger; person: Robert M. Solow; person: George A. Akerlof; person: Cecilia Rouse
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 person: Alan B. Krueger; person: Robert M. Solow; person: George A. Akerlof; person: Cecilia Rouse