I have found the following resources to be highly useful to develop a perspective on Cost Of Capital.
- Dr Ajay Shah on Cost Of Capital
- NSE paper on Estimating CNX Nifty Cost of Capital
- CAPM approach in estimating CoC of Indian Banks
- Aswath Damodaran on Cost Of Capital
- One of the very important concepts in estimating cost of capital is Equity Risk premium
- More on Equity Risk premium by A Damodaran.
- Dealing with risk and slides on Cost Of Capital
- Simon Benninga on Estimating CoC
- Estimating Cost of Capital
- Stray Thoughts on WACC
- Pablo Fernandez 's interesting article
