Monetizing a product is essential for a business to survive and ultimately prosper. This BBC news article outlines in a clear way the revenue channels that Twitter is using - it is still losing more than $1 a week despite a surge in revenues. Can Twitter grow the top-line revenue without disturbing the experience of millions of users? Anyone out there planning to invest in some Twitter shares?

Bloomberg news

Financial Times on the Twitter IPO

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CPD courses

Economics Teachers National Conference 2015

Our popular Economics Teacher National Conference takes place on Monday 22 June 2015 at the superb Wellcome Collection Auditorium on Euston Road in Central London. This is the leading enrichment CPD event for Economics teachers in the UK and always attracts a good number of teaching colleagues from further afield too!Confirmed speaker line-up:Duncan Weldon - BBC Newsnight Economics Correspondent (Economic Policy after the Election)Sir Paul Collier, Oxford University - Where next for Development Economics?Adrian Woolridge (The Economist) - The Great DisruptionDavid Smith (Economics Editor of the Sunday Times) Prospects for the UK EconomyOur delegate prices are:Single Delegate - £175 per personDepartment Deal - £125 per person (for two or more colleagues attending from the same school or college)PGCE / NQT - £75 per person

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Teaching & learning products

Edexcel A2 Economics Worked Answers (2014)

Example A Grade answers to the Edexcel Unit 3 and Unit 4 exam papers sat in June 2014

£5.00

Edexcel AS Economics Worked Answers (2014)

Exemplar A Grade answers, with Examiner commentary, to the Edexcel AS Economics Unit 1 and Unit 2 exam papers sat in summer 2014

£5.00