180 



THE OUTLOOK FOR TIMBER IN THE UNITED STATES 



Lumber consumption and projected 



demand under alternative assumptions 



of population and economic growth 



■HI 



1920 1930 1940 1950 1960 1970 1980 1990 2000 



1920 1930 1940 1950 1960 1970 1980 1990 2000 



Lumber consumption and projected 



demand (medium level) 

 under alternative price assumptions 



total 



II 



1920 1930 1940 1950 1960 1970 1980 1990 2000 



60 softwoods 



1920 1930 1940 1950 1960 1970 1980 1990 2000 



60 hardwoo 



HI 



a - 1970 relative price 

 b - rising relative prices 

 c - relative prices 30% 

 above 1970 average 



<*> 30 



■■ I ■■■■ ■■■ ■ 



1920 1930 1940 1950 1960 1970 1980 1990 2000 



1920 1930 1940 1950 1960 1970 1980 1990 2000 



Figure 69 



