Table 3 Comparisons of Alternative Measures of Output Growth in the Transportation Sector (Compound annual rate)

Table 3
Comparisons of Alternative Measures of Output Growth in the Transportation Sector (Compound annual rate)

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Output measures 1980-2000 1980-1991 1992-2000
Trucking      
BEA real output 4.80% 4.80% 3.90%
BLS experimental real output 2.30% 1.30% 2.80%
Monthly chained output index 3.40% 1.70% 4.50%
Railroads      
BEA real output 1.80% 1.50% 1.70%
BLS experimental real output 1.80% 0.80% 2.60%
Monthly chained output index 2.20% 1.00% 3.30%
Airlines      
BEA real output 5.40% 5.70% 4.60%
BLS experimental real output 5.00% 4.90% 4.40%
Monthly chained output index 5.00% 4.90% 4.40%
Total      
BEA real output 4.20% 4.10% 3.90%
BLS experimental real output 2.30% 1.30% 2.80%
Monthly chained output index 3.00% 1.90% 3.70%

Sources: BEA output data are from U.S. Department of Commerce, Bureau of Economic Analysis, "Gross Output by Detailed Industry,'' table. See Gullickson and Harper (2002) for the BLS experimental output series.