It’s holiday time. Costs of goods is going up. Bills are higher at this time of year.
Does it say, It’s holiday time and that’s why costs of goods is going up? No. It says, as separate points, to explain why people are anxious about pps:
It’s holiday time. Costs of goods is goin up. Bills are higher at this time of year.
3 separate things noting why people might have a need for more cash right now.