celebrity chef mark hix will be with us to talk, food, fads and investment.oday, we want to know is cash your king? a survey says a third of us would rather pay digitally, do you still carry cash or is contactless the future? let us know. just use the hashtag bbcbizlive. cash, rachel. always carry that with you. i shouldn't say that. i don't have any cash on me! shaking up the tax system has been a major theme of the trump administration. today he's promising what he describes as "a big announcement" on his planned reforms. in fact, mr trump has already said he's planning what he's called "maybe the biggest tax cut we've ever had". during the campaign he talked about cutting the top individual tax rate from 36.9% to 25%. in terms of business, he wants to cut the corporate tax rate from 35% to 15%. mr trump has also proposed charging american firms a one—off tax ofjust 10% on money they bring back to the us from overseas. he has also pledged to simplify the overall tax system. but can he turn all this into legislation? after all, he's failed to deliver on othe