Use an existing chess/checkerboard, or can print out the board from the pdf. Coins are strategically moved on the board to earn interest.
From the web site:
The ONLY Game of High-Finance, Big Risk Banking and Corporate Take-Overs all played out on a Wee little Board. KenMGames' most expensive product to date! This one nearly bankrupted us in the field testing alone. Definitely a fun time, but a little too rich for my tastes!
Download the game at: http://kenmgames.wordpress.com