Sem 2 Flashcards

1
Q

What is real money demand a function of

A

real income and is inversely proportional to interest rates.

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2
Q

How does monetary policy affect the economy?

A

Lower interest rates make the price of corporate shares and bonds rise making households wealthier since future earnings are now discounted at a lower interest rate

Expansionary monetary policy makes more credit available to consumers and lowers the cost of credit

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3
Q

Why is there a relationship between short term interest rates and long term ones

A

Since companies can finance long-term investment with a succession of short-term loans over many time periods

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4
Q

How can Govts better influence long term investment

A

by affecting beliefs about future short term interest rates through forward guidance which is an indication of the future interest rates the central bank wants to achieve the success of which depends on the credibility of the central bank

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5
Q

What determines the strength of the transmission mechanism

A

If current interest rates have minimal effect on long-term interest rates then it is weak and is dependent on the prevalence of fixed rate mortgages

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6
Q

The transmission mechanism of monetary policy

A

Set interest and thus money demand then provide money supply for equilibrium

Long term interest rates should be an average of short term interest rates over the same period

By influencing the cost of borrowing AD is directly influenced

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7
Q

Why does rising government 10 year bond yields matter

A

Govt bond yields are a benchmark for a lot of other interest rates in the economy

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8
Q

Why have Government 10 year bond yields been rising

A

Yield on long term government debt is determined by investors expectations of short term interest rates plus compensation for risk (term premium)

This is rising due to expectations of high inflation which implies no cut in future

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9
Q

What does the Yield curve show and why is it significant

A

Shows the costs of borrowing for governments over time

Usually borrowing is more expensive over more time

An inverted yield curve signals recession due to high interest rates in short term and long term aggressive interest cuts reliable with the U.S.A

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10
Q

What does the IS-MP model show

A

simultaneous equilibrium between the goods and money market

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11
Q

Assumptions for the IS-MP model

A

Assumed price is fixed- which is reasonably realistic as the model is concerned with short term fluctuations.

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12
Q

IS schedule shows…

A

Equilibrium in the goods market

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13
Q

What causes shifts in the IS curve

A

Other influences on AD other than interest shifts the curve

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14
Q

Why is the IS curve negatively sloped

A

Negatively sloped since higher output requires higher AD and a lower interest rate for AD to rise

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15
Q

When is the goods market in equilibria

A

when AD=output

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16
Q

What does the MP schedule show…

A

equilibrium where the central bank is achieving it’s desired interest rate for every level of real income.
These levels of interest and income implies a level of money supply which is passively supplied by the central bank to reach equilibria.

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17
Q

What determines the slope of the MP schedule

A

how aggressively the central bank raises interest as income increases.

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18
Q

IS-MP normal equilibrium diagram

A

L4

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19
Q

Fiscal expansion in the IS-MP model chain of reasoning and diagram

A

Increase in G shifts IS curve outwards

New equilibria where new IS curve intersects MP curve

Central bank choses a higher interest rate

Higher interest rates discourage private investment reducing expansionary effects- crowding out effect

L4

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20
Q

Why did interest rates rise when G expands?

A

The govt could finance additional spending by issuing government debt which is bought by the central bank with newly created money

Therefore, expanding money supply creating a monetary expansion

If the Govt finances spending by borrowing from the private sector assuming the private sector and public are competing for the same pool of savings the govt may have to pay more to borrow

Whether public expenditure leads to crowding out or in is dependent on the current economic context.

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21
Q

Expansionary monetary policy on the IS-MP model

A

Looser monetary policy causes MP curve right/downwards which means a lower interest is chosen for any level of income

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22
Q

What happens with changes in money demand IS-MP model

A

The CB changes money supply to accommodate the changes in money demand

Interest rates don’t change because CB sets them according to output

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23
Q

What the fiscal multiplier depends on (responsiveness of expansionary fiscal policy on rises in GDP)

A

How much of the fiscal stimulus results in additional purchase of goods and services

Leakages arising from people spending money on imports

Whether they must raise interest rates or whether expansion raises govt debt questions

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24
Q

Ricardian equivalence

A

fiscal policy does not influence rational consumers since they know the government needs to pay back this money with interest and may raise future tax rates to pay this back. Therefore, a consumer may increase saving to afford this increased tax rates in the future.

However, in practise fiscal multipliers are usually positive and often higher in slowdown.

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25
Evaluation of fiscal policy
Reliance on imperfect high frequency macro-economic data Time lag Monetary policy ineffective if interest is low liquidity trap Influence of expectations Govt debt
26
Assumptions of the classical model
Output is at long run equilibrium Any deviations from potential are swiftly corrected by price and wage adjustments Prices and wages are perfectly flexible Only valid in the long run
27
Why not target zero inflation?
Policy makers wish to avoid deflation Real interest rates are high with deflation which cause further contraction If nominal interest rates have already been reduced to 0 monetary policy can do little to boost AD To avoid this positive inflation targets leave a margin for error
28
How does the central bank change real interest rates if it does not directly control price level?
Forecasting inflation then sets nominal interest to achieve desired real interest rate.
29
Determinants of the AD schedule
Flat when interest rate decisions react a lot to inflation When interest rates have a big effect on AD
30
Aggregate supply
Potential output is determined by available quantities of FOPS and efficiency
31
How does a rise in inflation affect firm willingness to supply output?
With flexible wages, nominal wages increase at the same rate as P. MP is unaltered and continues to equal real wage. There is no change to firms’ willingness to supply. With workers real purchasing power is also unchanged and has no consequences in terms of real output or employment therefore AS curve is vertical. Nominal quantities only affect other nominal quantities but not real output this is known as monetary neutrality. This may be the case in the LR when P and W are fully flexible.
32
AS curve for classical model
Vertical since it's always at LR
33
How does the CB ensure equilibrium inflation=target inflation
the CB adjusts the interest rate (height of RR schedule) if P is above target stricter monetary policy is needed shifting RR schedule up and vice versa.
34
Short vs long run
period where prices are flexible and fixed
35
why is the SRAS cure upwards sloping
Firms raise prices when wage costs rise
36
Impact of an unexpected increase in PL on the SAS schedule
move right on the SAS schedule since real wages cost for firms fall.
37
Height of SAS is determined by
Nominal Inherited rate of wage growth
38
Impact of a lower inflation target on AD/AS
Inward shift in AD inherited wage growth means wages have grown faster than prices despite fall in output thus u/e rises since real wages have increased for firms. Next wage settlement nominal wage growth slows till it reaches equilibrium in a future settlement.
39
Impact of a short run supply shock on ad/as diagram w analysis
L5
40
Taylor rule
When inflation exceeds it’s target by 1% then nominal interest rates will increase by a magnitude greater than 1% to ensure real interest rates go up to bring down inflation
41
Quantity theory of money
MV=PY M is nominal money supply, V is the velocity of money, Y is real output and P= prices Velocity is the number of times a unit of money changes hands in a year V is determined by the institutional and technological characteristics of the economy- doesn’t change in SR. Any sustained and large change in prices is explained by growth in money supply- sustained inflation is a largely monetary phenomenon. In the SR given sluggish prices and wages a change in M leads to a change in real money supply (M/P) This leads to interest, output and employment changes but in the LR money is neutral- it doesn’t affect real quantities like interest, output and employment
42
Fisher hypothesis
Real interest=nominal interest- expected inflation Says that real interest rates do not change much. Higher inflation is offset by changes in nominal interest rates.
43
Trade off between u/e and inflation diag and explanation
during booms when hiring is brisk and u/e is low workers can demand an receive higher wages in excess of inflation these higher costs are passed on to consumers- dependent on productivity growth.
44
why does the economy move from srpc to long run equilibrium
Initially fiscal stimulus creates inflation which justifies increasing production for firms since real wages are lower but isnce people care about real variables thye eventually adjust to reach equilibrium at NRU
45
Exchange rate definition
Exchange rate- domestic currency value expressed in the price of a foreign currency
46
Effect of depreciation distribution of income and wealth-
makes a basket of goods more expensive which in effect reduced real wages but will increase profit for exporters
47
Effective exchange rate
the effective exchange rate of currency A is a weighted average of its ER against currencies A,B,C… the weights are the proportion of trade done with a respective country.
48
Spot ER
buying and selling currency at the current time
49
Forward ER
- contracts that commit two parties to exchange one currency for another at some future date at a pre-specified price
50
How fast the economy moves along the Phillips curve is determined by
the degree of flexibility in wages and prices and the extent to which monetary policy adjusts interest to offset AD shocks
51
Diagram and analysis for the impact of a reduced target inflation rate
Having expected PL1 nominal wage growth has been too high firms cut output and the economy moves to A. IF the policy is credible next wage settlement reflects lower inflation expectations SRPC shifts to p2 economy moves from a to b and slowly adjusts to F However if its uncredible nominal wages will keep growing at PL1 u/e stays high pl refuses to fall
52
Why is the relationship between u/e and inflation weaker today
Central bank credibility Globalization gigeconomy/ zero hour contracts
53
Costs of inflation
misallocation of recourses since prices act as signals- firms may produce too much/ not enough lower productivity harder to make investment decisions Erodes savings Money illusion Reduces long term borrowing an lending
54
ER demand
importers, outgoing foreign investment and speculators
55
Supply for a currency
exporters, incoming foreign investment and speculators
56
What happens if there is an excess demand for a currency
requires an increase in supply through buying foreign currency with dollars thus increasing supply.
57
How do fixed ER work
If ER is not convertible the government may place restrictions on dealings- private holdings may be banned or require a license. If it is convertible the central bank has to intervene in the FOREX market
58
Why is a fixed ER not compatible with an independent monetary policy
CB FOREX market intervention causes changes in the money supply
59
What is a dirty float
ER is managed CBs reserves vary on the need for intervention
60
Impact of maintaining an undervalued ER on income distribution
since real wages are not increasing as fast as productivity of Chinese firms especially exporters if ER was to appreciate Chinese workers would benefit from increased quality of life due to buying more imports
61
62
Sterilization
neutralizing the impact of central bank FOREX intervention by creating or retiring enough domestic credit the change in FOREX reserves it offsets change in monetary supply through open market operations
63
Balance of payments
an account of all international transactions between the UK and ROW. Consisting of the current account and capital account
64
Current account
Export and import of goods and services Export and import of labour and capital services Unrequited transfers
65
Capital account
Direct and portfolio investment Financial derivatives Net lending by agencies not the government Changes in foreign reserves
66
A current account deficit must be ...
financed by a capital account surplus. And leads to a worsening of the net international investment position
67
Whether a deficit is good or bad depends on
If the deficit reflects an excess of imports over imports it may indicate a competitiveness issue But since a current account deficit also implies more investment than savings so could indicate a highly productive economy If the deficit reflects low savings rather than high investment it could be caused by reckless fiscal policy
68
inflation equation
PIE=PIE^E-b(U-U*) inflation=expected inflation- slope of phillips curve( U/E-equilibrium U/E) When actual unemployment and equilibrium unemployment coincide inflation is determined by the inherited level of inflation expectations.
69
Impact of temporary supply shock on PC
Adaptive reading $
70
Why does the phillips curve slope downwards when inflation is higher than expected
because real wages become lower than planned which increases output and employment
71
Reserve ratio
the % of deposits that banks can not lend out
72
How banks create money
Through fractional reserve banking: Suppose the private sector has 1k in cash- asset for private sector but liability for govt 1k is deposited in banks the bank can create 9000 worth of loans off that deposit since that means there are 10k in deposits and 1k in cash
73
the money multiplier
1/reserve ratio since deposits are a multiple of banks cash reserves this will be more than one
74
the monetary base consists off... and money supply consists off...
cash in circulation and the banks cash reserves money supply consists of: currency in circulation and bank deposits
75
M4 money supply
Broad money Cash in circulation Bank deposits wholesale deposits (corporate loans)
76
M0
Cash in circulation
77
M1
M0+ sight deposits
78
M2
M1+ banks short term deposits
79
M3
M2+ longer term deposits
80
M4
M3+ other deposits
81
The central bank can determine monetary base or narrow money but not:
M1 or M2 since they depend on the behaviour of banks and private sector
82
Traditional methods of monetary control
Open market operations: The CB prints money to buy bonds. The private sector has less bonds but more money which mostly will be deposited thus expanding lending