Create Constraints for SMC

redist.constraint.helper(
  constraints = "vra",
  tgt_min = 0.55,
  group_pop,
  total_pop,
  ndists,
  nmmd,
  strength_vra = 2500,
  pow_vra = 1.5
)

Arguments

constraints

Vector of constraints to include. Currently only 'vra' implemented.

tgt_min

Defaults to 0.55. If 'vra' included, the minority percent to encourage in each district.

group_pop

A vector of populations for some subgroup of interest.

total_pop

A vector containing the populations of each geographic unit.

ndists

The total number of districts.

nmmd

The number of majority minority districts to target for 'vra' constraint

strength_vra

The strength of the 'vra' constraint. Defaults to 2500.

pow_vra

The exponent for the 'vra' constraint. Defaults to 1.5.

Value

list of lists for each constraint selected