55550
A 2006 survey of members of American Economic Association found that over two-thirds of economists support giving parents educational vouchers that can be used at government-operated or privately operated schools , and that support is greater if the vouchers are to be used by parents with low-incomes or parents with children in poorly performing schools .
 organization: American Economic Association
Given options, please tell me the categories of all the listed entity words.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} 
 Entities: American Economic Association 
Answer:
 organization: American Economic Association