Subdirectory containing basic mapping files for aggregating IMPLAN data. Each
mapping file is distinguished by the level or regional and/or household
disaggregation. Included aggregations differ by whether a single region and/or
household (entire US/single representative agent) or disaggregate regions
and/or households are represented.

contents:

census_division_aggregation.gms
  regional aggregation scheme with household disaggregation. 9 regions
  (census divisions), 23 sectors, and 5 household income groups.
  used in build/aggregate_benchmark.gms

default_aggregation.gms
  core aggregation scheme for SAGE model. 4 regions (census regions), 23
  sectors, and 5 household income groups.
  used in build/aggregate_benchmark.gms

national_aggregation.gms
  national aggregate mapping file without household disaggregation. 1 region
  (entire country), 23 sectors, and 1 household income group.
  used in build/aggregate_benchmark.gms

national_aggregation_hh.gms
  national equivalent of default_aggregation.gms. 1 region (entire country), 23
  sectors, and 5 household income groups.
  used in build/aggregate_benchmark.gms
  
regional_aggregation.gms
  regional aggregation scheme without household disaggregation. 9 regions
  (census divisions), 23 sectors, and 1 household income group.
  used in build/aggregate_benchmark.gms
