1286
It was described by Adam Smith in " The Wealth of Nations " ( 1776 ) and later economists as allocating productive resources to their most highly valued uses and encouraging efficiency .
 person: Adam Smith
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Adam Smith 
Answer:
 person: Adam Smith