Dedicated server Parameters

I’ve set parameters for;

PlayerStaminaCostMultiplier
PlayerActiveThirstMultiplier
PlayerActiveHungerMultiplier
PlayerIdleHungerMultiplier
PlayerIdlethirstMultiplier
CraftingCostMultiplier
ResourceRespawnSpeedMultiplier
NPCRespawnMultiplier
PlayerEncumbranceMultiplier

All of which seem to have no effect in game. Can anyone tell me if they’re proper syntax or have any suggestions?