Meanwhile property prices don't necessarily fluctuate accordingly...

I'm a buy-and-hold investor so given a 20+ year time horizon, current market fluctuations may be moot given the lifetime of the investment.

However, the stock market can be more volatile, meaning that stock prices can fluctuate rapidly and unpredictably, and it doesn't provide cash flow like rental income.It's important to consider your individual goals and risk tolerance when deciding whether to invest in real estate or the stock market, or a combination of both.

Ray Dalio made billions studying historic data and anticipating human behavior and past market fluctuations 

It fluctuates daily.

The 6 months does fluctuate at times, but that is the goal.  

There is more to value than the three things you mentioned, there are a lot of nuances since block values can fluctuate 20 percent because of one sale or one foreclosure.

I’m of the opinion that collective modest cash flow that fluctuates violently across different investments is acceptable, if not more desirable, if it allows for more opportunities within appreciating markets.  

Since STR's fluctuate in gross profit by seasons, I'm waiting for a few more months of data before posting my own story... 

I spoke with someone who actually lives in this area and they told me their Hoa fees fluctuate and that the fee should drop below 300 next year due to special assesments required over the past year.