strike_exposure_config::expiry_fee_multiplier — 1.0 outside the window, rising linearly to expiry_fee_max_multiplier at expiry.
strike_exposure_config::expiry_fee_multiplier
expiry_fee_max_multiplier
strike_exposure_config::expiry_fee_multiplier— 1.0 outside the window, rising linearly toexpiry_fee_max_multiplierat expiry.