Lean  $LEAN_TAG$
FedRateQLRiskFreeRateEstimator.cs
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15 
16 using QuantConnect.Data;
18 
20 {
21  /// <summary>
22  /// Class implements Fed's US primary credit rate as risk free rate, implementing <see cref="IQLRiskFreeRateEstimator"/>.
23  /// </summary>
24  /// <remarks>
25  /// Board of Governors of the Federal Reserve System (US), Primary Credit Rate - Historical Dates of Changes and Rates for Federal Reserve District 8: St. Louis [PCREDIT8]
26  /// retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/PCREDIT8
27  /// </remarks>
29  {
30  private readonly InterestRateProvider _interestRateProvider = new ();
31 
32  /// <summary>
33  /// Returns current flat estimate of the risk free rate
34  /// </summary>
35  /// <param name="security">The option security object</param>
36  /// <param name="slice">The current data slice. This can be used to access other information
37  /// available to the algorithm</param>
38  /// <param name="contract">The option contract to evaluate</param>
39  /// <returns>The estimate</returns>
40  public decimal Estimate(Security security, Slice slice, OptionContract contract)
41  {
42  return slice == null
44  : _interestRateProvider.GetInterestRate(slice.Time.Date);
45  }
46  }
47 }