Meaning?

Two things.

What is a financial market? It's a mirror.

It's reflecting your value to you, and that's really important because I'm gonna pay you on that basis, and I'm gonna tell you what you're worth Massively important for capitalism to have a good mirror.

It's also a lamp.

What is a lamp? Projects light into the future.

So what do financial markets do? They value everything, and they tell you what things are gonna be doing in the future, or they guess.

Look at the future through my prism." Here's Professor Mihir Desai.