These Modifiers assume that everything except the cluster modifiers are addative, while the Pyramid Article assumes multiplicative. You can still use them for reference if you want to use multiplicative. Negative Modifiers are 'original cost' so they are multiplicative with the base cost modifiers.
These Modifiers assume that everything except the cluster modifiers are addative, while the Pyramid Article assumes multiplicative. You can still use them for reference if you want to use multiplicative. Negative Modifiers are 'original cost' so they are multiplicative with the base cost modifiers.