pay_short_term_gold_reparations_effect

pay_short_term_gold_reparations_effect = {
	if = {
		limit = { 
			OR = {
				has_government = landless_adventurer_government
				monthly_character_income <= 0 # accommodate for reparations by characters without income, like viking conquerors
			}
		}
		pay_short_term_gold = {
			gold = {
				value = medium_gold_value
				multiply = $GOLD_VALUE$
				if = {
					limit= {
						scope:defender.culture = { has_cultural_parameter = more_gold_for_successful_defensive_wars }
					}
					multiply = 2
				}
			}
			target = scope:defender
		}
	}
	else = {
		pay_short_term_gold = {
			gold = {
				value = $GOLD_VALUE$
				if = {
					limit= {
						scope:defender.culture = { has_cultural_parameter = more_gold_for_successful_defensive_wars }
					}
					multiply = 2
				}
			}
			target = scope:defender
			yearly_income = yes # STANDARD
		}
	}
}

As written in game/common/scripted_effects/00_war_effects.txt.