Econs for the Ipod
Podcasts for my Year 12 IB Economics class.
- Update frequency
- every day
- Average duration
- 4 minutes
- Episodes
- 53
- Years Active
- 2009 - 2010
The Circular Flow of Income model
In this podcast, we develop the circular flow of income model as the basis for understanding macroeconomic equilibrium. Leakages and injections are identified as are real and money flows.
00:05:01 |
Sat 01 Aug 2009
Government responses to market failure
In this podcast, we examine some of the ways in which governments can help to correct market failures.
00:04:09 |
Sun 28 Jun 2009
Reasons for market failure
In this podcast, we define market failure and examine some of the key reasons for the occurence of market failure.
00:04:46 |
Sun 28 Jun 2009
Price Discrimination
In this podcast, we examine three types of price discrimination and the conditions necessary for price discrimination to occur. We also consider the advantages and disadvantages of price discriminati…
00:05:08 |
Mon 15 Jun 2009
Oligopoly
In this podcast we give a brief run down on the oligopoly market structure, highlighting the importance of the interdependence among firms. We introduce the thinking behind the kinked demand curve mo…
00:05:52 |
Sun 14 Jun 2009
Monopolistic Competition
In this podcast we describe the monopolistically competitive market, focussing on it's efficiency aspects and product differentiation. We also consider the long run and short run equilibrium position…
00:04:33 |
Wed 10 Jun 2009
Monopoly Part 2
In this podcast we continue to look at monopolies, paying particular attention to their sources of monopoly power, efficiency aspect and some comparisons with perfect competition.
00:05:49 |
Tue 09 Jun 2009
Monopoly Part 1
In this podcast, we set up the monopoly market structure by describing the assumptions behind the model and how they impact the shape of the revenue and cost curves of the monopolist.
00:05:06 |
Tue 26 May 2009
Perfect competition
In this podcast, we develop the model of the perfectly competitive market and explain why it is regarded as a very desirable market structure from an efficiency standpoint.
00:06:52 |
Mon 18 May 2009
Profit
In this episode, we discuss how to calculate profit and determine the profit maximisation point for a firm. We also discuss a number of possible goals that a firm may have other than profit maximisat…
00:04:17 |
Sun 17 May 2009
Revenues
In this podcast, we differentiate between total, marginal and average revenue for the firm and re-visit the importance of elasticity in determining maximum revenue for the firm.
00:03:25 |
Thu 14 May 2009
The Long Run
In this podcast, we examine the long run in more detail. We explain five possible sources of economies of scale and how to derive the long run average total cost curve from the short run average tota…
00:04:19 |
Thu 14 May 2009
The Short Run
In this podcast, we examine the law of diminishing marginal returns and use it to explain the shapes of the total, average and marginal product curves. We then examine the relationship between the pr…
00:05:19 |
Tue 12 May 2009
Cost theory
In this podcast, we examine the concepts of fixed and variable costs and use them to determine the short run and long run of a business. We also differentiate between the accounting costs of a firm a…
00:04:30 |
Mon 11 May 2009
Elasticity and Taxation
In this podcast, we examine how elasticity can affect the function of indirect taxation and guide government policy making.
00:10:52 |
Sat 09 May 2009
Elasticity along a straight line demand curve
In this podcast, we examine how elasticity changes along a straight line demand curve and explain how to identify elastic,inelastic and unitary elastic sections of the demand curve.
00:02:53 |
Tue 28 Apr 2009
Price Elasticity of Demand and Total Revenue
In this podcast, we examine the impact of Price Elasticity of Demand on Total Revenue. We look at two situations...if the price of an inelastic good rises and if the price of an elastic good rises...…
00:02:45 |
Mon 27 Apr 2009
Price Elasticity of Supply
In this podcast, we define price elasticity of supply and explain the formula for calculating PES values. We also explain how to interpret PES values and the main determinants of price elasticity of …
00:03:08 |
Sun 26 Apr 2009
Income Elasticity of Demand
In this podcast, we define income elasticity of demand and explain how to calculate and interpret the income elasticity of demand values.
00:02:28 |
Sun 26 Apr 2009
Cross Price Elasticity of Demand
In this podcast, we define cross price elasticity and explain how to use the concept to determine whether goods are substitutes or complements of each other.
00:02:53 |
Mon 20 Apr 2009
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