年化報酬率計算

calculate_annualized_return.py · 838 B · Python Исходник

1	def calculate_annualized_return(initial_investment, final_value, investment_period):
2	"""
3	計算年化報酬率的函數。
4
5	:param initial_investment: 初始投資金額
6	:param final_value: 投資終值
7	:param investment_period: 投資期限（年）
8	:return: 年化報酬率
9	"""
10	annualized_return = ((final_value / initial_investment) ** (1 / investment_period)) - 1
11	return annualized_return
12
13	# 使用函數計算年化報酬率
14	initial_investment = 1000000 # 初始投資金額
15	final_value = 1200000 # 投資終值
16	investment_period = 2 # 投資期限（年）
17
18	# 輸出結果
19	annualized_return_rate = calculate_annualized_return(initial_investment, final_value, investment_period)
20	print(f"年化報酬率: {annualized_return_rate:.4f} 或 {annualized_return_rate * 100:.2f}%")
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calculate_annualized_return_for_part_years_investment.py · 1.1 KiB · Python Исходник

1	def calculate_annualized_return(initial_investment, final_value, investment_period_years):
2	"""
3	計算年化報酬率的函數，適用於不足一年的投資期限。
4
5	:param initial_investment: 初始投資金額
6	:param final_value: 投資終值
7	:param investment_period_years: 投資期限（年），可以是小於1的小數
8	:return: 年化報酬率
9	"""
10	if investment_period_years <= 0:
11	raise ValueError("投資期限必須大於0")
12	annualized_return = ((final_value / initial_investment) ** (1 / investment_period_years)) - 1
13	return annualized_return
14
15	# 使用函數計算年化報酬率
16	initial_investment = 1000000 # 初始投資金額
17	final_value = 1200000 # 投資終值
18	investment_period_months = 6 # 投資期限（月）
19	investment_period_years = investment_period_months / 12 # 將月份轉換為年的小數
20
21	# 輸出結果
22	annualized_return_rate = calculate_annualized_return(initial_investment, final_value, investment_period_years)
23	print(f"年化報酬率: {annualized_return_rate:.4f} 或 {annualized_return_rate * 100:.2f}%")
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