What would more stimulus mean for ASX 200 shares?

With a very strong quarter almost under its belt, the S&P/ASX 200 Index (ASX: XJO) appears to be flying home towards Christmas.

Just yesterday we saw the likes of Afterpay Ltd (ASX: APT), Wesfarmers Ltd (ASX: WES) and Xero Limited (ASX: XRO) hit new record highs.

But according to at least one major bank, more government stimulus could be on the way in the next few years. What would that mean for Aussie investors and their favourite ASX 200 shares?

What more stimulus could mean for ASX 200 shares

According to an article in the Australian Financial Review (AFR), Westpac Banking Corp (ASX: WBC) chief economist Bill Evans thinks there could be more stimulus ahead.

Westpac expects the Reserve Bank to spend $300 billion over the…