The price increases are explained more likely by the decrease in supply.

This may be the best time in the history of the world to sell a home with minuscule interest rates and housing supply.

The corona virus essentially dried up the supply chain of properties on the market or coming to the market.

As much of the country begins the process of reopening, builders' ability to start new projects remains hampered through a combination of supply-chain disruptions and "social distancing" measures for workers.

What's the current situation in Northern Jersey in terms of demand and supply?

Meaning, a buyer would get the property PLUS, furnishings, supplies and the Airbnb/VRBO listing itself. 

I view ownership of physical gold and silver as insurance against a catastrophic failure of government-- Just like a supply of canned foods are insurance against failure of the food supply chain.

Little supply, lots of demand. 

Supply and demand.

They will supplies the materials but it is not included in their price.