LONDON (Reuters Breakingviews) - From self-funding tax cuts to runaway executive pay, economists have provided intellectual support for seriously flawed policies. Reuters journalist Tom Bergin, author of “Free Lunch Thinking” tells Peter Thal Larsen how dodgy theories helped mislead politicians and the public. BREAKINGVIEWS Reuters Breakingviews is the world"s leading source of agenda-setting financial insight. As the Reuters brand for financial commentary, we dissect the big business and economic stories as they break around the world every day. A global team of about 30 correspondents in New York, London, Hong Kong and other major cities provides expert analysis in real time. Sign up for a free trial of our full service at https://www.breakingviews.com/trial and follow us on Twitter @Breakingviews and at www.breakingviews.com. All opinions expressed are those of the authors.