supporting students studying Econ 3 and Econ 4 of the AQA Economics (2140) specification for examination in 2014.
Showing posts with label econ 3. Show all posts
Showing posts with label econ 3. Show all posts
Wednesday, 4 December 2013
Wednesday, 20 November 2013
Saturday, 16 November 2013
Friday, 8 November 2013
Wednesday, 6 November 2013
Monday, 4 November 2013
Tuesday, 22 October 2013
Friday, 18 October 2013
Thursday, 17 October 2013
barriers to entry and monopoly
paj holden video
monopoly issues welker + worksheet
yale monopoly notes - extension level
tutor2u posts on monopoly
Friday, 27 September 2013
growth as an objective of the firm
worlds biggest companies (the economist)
evan davies on growth
cadbury kraft case study
cadbury kraft
orange t-mobile case study
Orange TMobile (BBC)
Orange TMobile (Channel 4)
government clears orange t mobile deal (ft 05/03/10)
tesco growth and profits
tesco interactive
tesco investor relations
Monday, 23 September 2013
Profit Maximisation 2013
principle agent problem - lehman brothers case study
older material
enron affair (bbc 2002)
enron affair (bbc jan 2002)
nick leeson ten year on (bbc 2004)
older material
enron affair (bbc 2002)
enron affair (bbc jan 2002)
nick leeson ten year on (bbc 2004)
Monday, 16 September 2013
costs and efficiency essay
"Bigger is better.... Small is beautiful ..... Size does not matter."
Explain how a firm can experience dimisnishing returns in the short run and economies of scale in the long run
(15 marks)
Discuss whether large firms in the UK today are necessarily more efficent than small firms
(25 marks)
Explain how a firm can experience dimisnishing returns in the short run and economies of scale in the long run
(15 marks)
Discuss whether large firms in the UK today are necessarily more efficent than small firms
(25 marks)
Monday, 9 September 2013
costs in the long run 2013
productive efficiency and economies of scale
Real World Economics - Economies of Scale by Blessed_Hope

united biscuits production line
big is back article (economist aug 2009)
Wednesday, 14 August 2013
Monday, 3 June 2013
Externalities
Externalities provide a goto issue in many econ 3 econ 4 discussions
Market failure + sustainable growth are key themes from micro + macro
Remember the distinction between production (supply) + consumption (demand)
An overview of the source of the externality and the resultant allocative inefficiency should be developed in context before considering policy options
Basic policy pairs are:
Negative - discourage tax + price floor
Positve - encourage subsidy + price ceiling
Easy evaluative tones can be added with elasticity and level of intervention influencing outcomes
Ultimately identifying and valuing external impacts is a difficult (read impossible) process
Government failure should always be referred to to close out the issue
Incomplete info
Unintended consequences
Political bias
Market failure + sustainable growth are key themes from micro + macro
Remember the distinction between production (supply) + consumption (demand)
An overview of the source of the externality and the resultant allocative inefficiency should be developed in context before considering policy options
Basic policy pairs are:
Negative - discourage tax + price floor
Positve - encourage subsidy + price ceiling
Easy evaluative tones can be added with elasticity and level of intervention influencing outcomes
Ultimately identifying and valuing external impacts is a difficult (read impossible) process
Government failure should always be referred to to close out the issue
Incomplete info
Unintended consequences
Political bias
Friday, 31 May 2013
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