Link to functional exchange. The Etherdelta exchange works. (in the past 24 hours, 471.598 VERI swapped for   31.906 ether notional value: $7,320)
I have looked at it and the source code is open source. It appears to be a single developer, and he is updating it frequently.

The rates may not be the best for some tokens vs other more busy exchanges, and at this point this is the first location I have found that allows converting your VERI to ether, or purchasing VERI for ether.

The previous link was to the Ether market in Veritaseum. I am linking the Veritaseum market here:
https://etherdelta.github.io/#0x8f3470a7388c05ee4e7af3d01d8c722b0ff52374-ETH this is simply the same orders but the flipped around.

You can use your public key / private key from your myether wallet to transfer funds into the exchange contract. There are a few training videos at the top if you need to see a walk through.

If you have an opinion on what the fair market value of VERI is put some skin in the game and offer to sell or make an offer to buy. When the Augur (REP) report drops there will be a demand for VERI...