Quant Buffet放轻松,别过度思虑

美联储公开市场委员会会议对美元的影响

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学术论文

策略概要

该策略涉及针对一篮子全球货币做空美元,通过做空美元贸易加权指数(TWI)期货头寸来实现。交易仅在每年八次联邦公开市场委员会(FOMC)会议日执行,一年中其余时间保持中性头寸。为了放大潜在回报,应用10:1的固定杠杆。这种有针对性的方法利用了围绕FOMC公告的预期美元波动和市场反应,同时限制了在这些关键事件之外的风险敞口。

II. 策略合理性

研究表明,联邦公开市场委员会(FOMC)公告日存在潜在风险,促使外汇投资者要求事先补偿。未来货币政策的不确定性造成了风险溢价,从而导致公告期间预期外汇回报更高。

回测表现

波动率13.78%
夏普比率0.56
索提诺比率-0.328
胜率56%

完整 Python 代码

from AlgorithmImports import *
from pandas.tseries.offsets import BDay
class FederalOpenMarketCommitteeMeetingEffectUSDollar(QCAlgorithm):
def initialize(self):
 self.set_start_date(2004, 1, 1)
 self.set_cash(100_000)
 
 # fed days
 csv_string_file: str = self.download('data.quantpedia.com/backtesting_data/economic/fed_days.csv')
 dates: List[str] = csv_string_file.split('\r\n')
 dates: List[datetime.date] = [(datetime.strptime(x, "%Y-%m-%d") - BDay(1)).date() for x in dates]
 # import futures data 
 data: Security = self.add_data(QuantpediaFutures, "ICE_DX1", Resolution.DAILY)
 data.set_fee_model(CustomFeeModel())
 self.symbol: Symbol = data.symbol
 self.close_next_day: bool = False
 self.schedule.on(self.date_rules.on(dates), self.time_rules.at(0, 0), self.day_before_fed)
 self.schedule.on(self.date_rules.every_day(self.symbol), self.time_rules.at(0, 0), self.rebalance)

def day_before_fed(self) -> None:
 if self.time.date() >= QuantpediaFutures.get_last_update_date()[self.symbol.value]:
     return
 if not self.portfolio[self.symbol].is_short:
     self.set_holdings(self.symbol, -1)
     
def rebalance(self) -> None:
 if self.close_next_day:
     self.liquidate(self.symbol)
     self.close_next_day = False
 if self.portfolio[self.symbol].is_short:
     self.close_next_day = True
# Custom fee model
class CustomFeeModel(FeeModel):
def GetOrderFee(self, parameters):
 fee = parameters.Security.Price * parameters.Order.AbsoluteQuantity * 0.00005
 return OrderFee(CashAmount(fee, "USD"))
 
# Quantpedia data.
# NOTE: IMPORTANT: Data order must be ascending (datewise)
class QuantpediaFutures(PythonData):
_last_update_date: Dict[str, datetime.date] = {}
@staticmethod
def get_last_update_date() -> Dict[str, datetime.date]:
return QuantpediaFutures._last_update_date
def GetSource(self, config:SubscriptionDataConfig, date:datetime, isLiveMode:bool) -> SubscriptionDataSource:
 return SubscriptionDataSource("data.quantpedia.com/backtesting_data/futures/{0}.csv".format(config.Symbol.Value), SubscriptionTransportMedium.RemoteFile, FileFormat.Csv)
def Reader(self, config:SubscriptionDataConfig, line:str, date:datetime, isLiveMode:bool) -> BaseData:
 data = QuantpediaFutures()
 data.Symbol = config.Symbol
 
 if not line[0].isdigit(): return None
 split = line.split(';')
 
 data.Time = datetime.strptime(split[0], "%d.%m.%Y") + timedelta(days=1)
 data['back_adjusted'] = float(split[1])
 data['spliced'] = float(split[2])
 data.Value = float(split[1])
 # store last update date
 if config.Symbol.Value not in QuantpediaFutures._last_update_date:
     QuantpediaFutures._last_update_date[config.Symbol.Value] = datetime(1,1,1).date()
 if data.Time.date() > QuantpediaFutures._last_update_date[config.Symbol.Value]:
     QuantpediaFutures._last_update_date[config.Symbol.Value] = data.Time.date()
 return data