Table 2. Model Name, Units, and Meaning of Annual Vectors 



Name 



Units 



Meaning 



Industrial sector 

 LABPNT 



Man years 



Labor employed, year round. Calculated as a proportion of 

 value added, based on 1967 Census of Manufacturers-does 

 not account of differences in technology-included in pro- 

 duction vectors-medium-sized plants only. 



Labor employed, seasonal 



Value added in production activity 



Direct and indirect income effects (VALAD x respective 

 multiplier 1967-68 prices). 



Annual water use calculated on basis of plant technology 

 included in production activity by plant technology. 



Labor employed, year round 



Labor employed, seasonal 



Labor employed, year round and seasonal 



Value added in production 



Direct plus indirect income effects (VALAD x respective 

 multiplier) 



One person Use of recreation facility, one day 



MilUon 



gallons Annual water use 



73 



