Ramping down means multiplying the cost per kWh generated while ramped down, at a time when that kWh has depressed value. Ever turning it off means multiplying

Ramping down means multiplying the cost per kWh generated while ramped down, at a time when that kWh has depressed value. Ever turning it off means multiplying the cost of every kWh produced while on, in proportion to how much time it spends off. All this is because absolute cost is not much affected by whether it is producing.