Presentation on theme: "Chapter 7: Savings and Investment"— Presentation transcript:
1 Chapter 7: Savings and Investment ObjectivesDeterminants of saving, investment, and interest ratesEffect of government budget deficits on financial markets, saving and investmentEffect of international borrowing and lending on interest rates, saving and investment.
2 Physical Capital vs. Financial Capital Tools, instruments, machines, buildings, and other items that have been produced in the past and that are used today to produce goods and services.Financial capitalThe funds that firms use to buy physical capital.
3 Capital and Investment Gross investmenttotal amount spent on purchases of new capital and on replacing depreciated capital.Depreciation (capital consumption allowance)decrease in the quantity of capital that results from wear and tear and obsolescence.Net investmentchange in the quantity of capital.gross investment depreciation
4 Wealth and SavingWealththe value of all the things that people own.Savingthe amount of income that is not paid in taxes or spent on consumption goods and services.Wealth increases withCapital gainsWealth is decreased by capital losses.Wealth(t) = Wealth(t-1)+saving(t-1)+ capital gains(t-1)
5 Markets for financial capital Saving is the source of funds used to finance investment.These funds are supplied and demanded in three types of financial markets:Loan marketsBond marketsStock markets
6 Financial Institutions and markets a firm that that operates on both sides of the markets for financial capital.borrower in one market and a lender in another.Types of financial institutionsInvestment banksCommercial banksGovernment-sponsored mortgage lendersPension fundsInsurance companies
7 The Market for Loanable Funds The market for loanable funds is the aggregate of all the individual financial markets. Funds that Finance Investment 1. Household saving S 2. Government budget surplus (T –Tr – G) 3. Borrowing from the rest of the world (M – X) Because Income Side of GDP = Expenditure Side of GDP C + S + (T-Tr) = C + I + G + (X-M) I = S + (T-Tr) - G + (M-X)
8 The Market for Loanable Funds the market in which households, firms, governments, and financial institutions borrow and lend.The market influencesSaving and investmentInterest rates
9 The Market for Loanable Funds Nominal interest rateMore specific name for “interest rate”Not adjusted for effects of inflation$ of interest / $ of loanReal interest ratenominal interest rate adjusted to remove the effects of inflation on the purchasing power of money.nominal interest rate minus the inflation rate.
10 The Market for Loanable Funds Demand for loanable fundsthe relationship between the quantity of loanable funds demanded and the real interest rate, ceteris paribus.Business investment is the main item that makes up the demand for loanable funds.
12 The Market for Loanable Funds Changes in the Demand for Loanable Funds(a shift in the demand curve)When expected profits rises (falls), the demand for loanable funds rises (falls)Tax policy can affect demand for loanable fundsInvestment tax creditAccelerated depreciation.
13 The Market for Loanable Funds The supply of loanable fundsthe relationship between the quantity of loanable funds supplied and the real interest rate, ceteris paribus.Saving is the main item that makes up the supply of loanable funds.
17 The Market for Loanable Funds Assuming no government or international sector,SLF= SavingDLF=InvestmentWhat’s the effect of decline in future expected profits onSaving & InvestmentReal interest rate
18 Government in the Market for Loanable Funds Government enters the loan market when it has a budget surplus or deficit.A government budget surplus increases the supply of fundsA government budget deficit increases the demand for funds.
19 Government Surplus in the Market for Loanable Funds
20 Government Deficit in the Market for Loanable Funds
21 Government in the Market for Loanable Funds: Ricardo-Barro Effect
22 The Global Loanable Funds Market The loanable funds market is global, not national.Financial capital is mobile: It moves to the best advantage of lenders and borrowers.Because lenders are free to seek the highest real interest rate and borrowers are free to seek the lowest real interest rate, the loanable funds market is a single, integrated, global market.Funds flow into the country in which the real interest rate is highest and out of the country in which the real interest rate is lowest.
23 The Global Loanable Funds Market International Borrowing and LendingIf a country’s net exports are negative,Country is a net borrowerquantity of loanable funds in that country is greater than national saving.If a country’s net exports are positive,the country is a net lenderthe quantity of loanable funds in that country is less than national saving.