Canadian convenience store giant Alimentation Couche-Tard Inc. has made a new takeover offer to Seven & i Holdings Co. worth 7 trillion yen ($47 billion), up around 20 percent from its previous offer, a source familiar with the matter said Wednesday.The Japanese retailer admitted in a statement that it has received an undisclosed, nonbinding fresh buyout proposal from Alimentation Couche-Tard.Seven & i, which operates the Seven-Eleven convenience store chain, is also considering altering the company name as it focuses on its convenience store business, the source said.Alimentation Couche-Ta…READ FULL ARTICLE