Tabulate staple and nonstaple demand as a function of per-capita GDP. This function uses observed prices for the comparison

food.dmnd.byincome(obsdata, params, region = NULL)

Arguments

obsdata

Data frame of observed prices and incomes.

params

Model parameter structure. See notes in food.dmnd.

region

Name of a single region to tabulate. If NULL, tabulate all regions and concatenate the tables.

Value

food demand by per capita income returned as a data frame.