18th Annual International Arbitration Day - In what ways does investment arbitration fulfill (or not) the purposes of BITs?

In what ways does investment arbitration fulfill (or not) the purposes of BITs?
 
Do arbitral awards increase predictability and stability of the investment law regime? Is there a principle of soft precedent at work?
Does access to investment arbitration mitigate risk and thus foster foreign investment?
 
Moderators
Meg Kinnear  Secretary General, ICSID, Washington DC
Daniel Price Daniel M Price PLLC, Washington DC 
 
Speakers
Marc Busch Georgetown University, Washington DC
David Butler Prof. Emeritus, Stellenbosch University, Stellenbosch 
Prabhash Ranjan Assistant Professor, Faculty of Legal Studies, South Asian University, New Delhi
Jennifer Tobin Georgetown University, Washington DC