Circular flow of income and expenditures

86문장 100% 한국어 번역 22명 참여 출처 : 칸아카데미

Circular flow of income and expenditures

Let's say there is a country made up only of this island and it's sitting in the middle of this lake. And on that island, there is only this one dude here, he has one house and some land on which crops can be grown, but he wants to think more formally about his economy.

He's starts setting up some institutions that start to resemble what we would see in more complex economies.

So, what he decides to do is--he's decides to set up a firm.

So let me put the firm right over here...

He decides to create a legal entity called some firm over here--some corporation--and he's sitting here--he's the household of exactly one person.

This is him as a household, and he decides to give multiple factors of production to the firm.

So, he essentially rents out his building, so he gets capital, he rents out the land to the firm.

He's giving land, and he works for the firm, so he is giving labor.

He is the owner of the firm and he was the guy who thought of this entrepreneurial activity, so he is giving this factor of production, but throws in there some entrepreneurship.

And in return, the firm will essentially pay rent for these factors of production.

So the firm will pay him money in exchange for being allowed to use all of these things.

So, for the rent on the capital--the building itself--let's say that this in a given year, the firm (which he owns) is going to pay him $1,000 per year.

So this is the building rent--the building lease--is $1,000.

For the land rent, he's also going to get paid another $1,000 per year and then for his wages--essentially the rent on his labor--he's renting his energy and his time, His wages, he's also going to get $1,000 per year.

Did I say a $1,000 per month?

It should be $1,000 per year.

So he's getting $1,000 a month in building rent, $1,000 a month in land and $1,000 a month in wages and he gets whatever profit... whatever profit comes from the firm because he is the owner of the ... of the firm and you could say that that's the compensation in exchange for his entrepreneurship.

So in this ... in the ...Looking at only this part or these two lines, the household ... He is providing all of the factors of production for the firm, so the firm can produce useful things.

So the firm can produce goods and services and it's good that the firm will produce goods and services because this household needs to survive.

He needs a place to stay and he needs food to eat.

And so let's say, with the labor and this land and you know, so this guy is working at this firm and it has this land and all of the rest, it's able to produce some food.

And so it sells ... It sells him goods and services.

So it sells ... It sells his household goods and services and in particular, it sells him food and it also rents out the property and I think you could see this is already getting kind of circular here.

He's essentially renting out his own property, but this is a nice simple example.

Obviously, once you expand beyond one ... more than one person or more than one firm, things get complicated fast.

So he's getting food and shelter and in exchange for the food and the shelter, he's going to pay the firm.

In exchange for that he's going to pay the firm and so he's going to pay the firm.

Let's just say that he decides there isn't much of a market right over here.

He is the market.

But let's say for the food ...for the food he decides to pay, he pays $2,300. $2,300 a year for the food and for the use of the building that is ... that the firm is renting, he is paying ...let's say he's paying $1,200.

Rent of $1,200.

So a couple of ways to think about it.

You can look at it from the household's point of view.

What are his total expenditures?

Well, total expenditures come out to what? $3,500.

So this is total ... Let me do this in a different color.

This is total ... total expenditures for this household and what's his total income?

Well, he gets $1,000 for the building, $1,000 for land, $1,000 for wages and he gets some profit from that firm.

So we don't know what that profit is, so why don't we hold off a little bit on his total income.

So I'll just write it here.

Total ... total income.

We don't quite know what that is yet because we have to figure out how much profit he's getting from the firm.

So let's look at the firm's point of view.

What is the total revenue that they're getting?

For the firm, the total revenue ... total revenue.

Well, he's getting 20 ...The firm is getting $2,300 for the food, $1,200 for the rent, getting total revenue of $3,500 per year.

Everything here is on an annual basis.

I have a feeling I said per month by accident a few times.

Everything here is on an annual basis.

Getting $3,500 per year and what are the firm's expenditures?

Well, the firm has to has... So this is expenses and here we're going to be thinking in terms of economic profit because we're really just thinking about how much money is coming out of this firm, out of this business.

So, expenses ... So, for the building ... the building, the firm has to pay $1,000.

For the land, the firm has to pay $1,000 and for the labor ...

And for the labor, the firm also has to pay $1,000 and so what's left over is the profit.

We're assuming that there's no taxes over here.

This is the profit for the owners, $3,500 minus 3,000 gives us a profit of $500 and that's going to go to the owner of the firm, who happens to be this guy right over here.

So the profit is $500 and so his total income is $3,500, $3,500 and it's good that his income is at least $3,500 because that's how much he's spending it per month, spending per month.

Now the whole reason why I did this is to kind of show you the circular flow of goods and services.

These are the goods and services up here.

Let me show ... These are the goods and services.

Goods and services.

The firms provide the households goods and services and then the households are providing the firms, the factors of production.

And sometimes you might say, "Well, aren't other firms also providing"

the factors of production?

Yes, other firms could if there were other firms but those firms at the end of the day are owned by someone.

They are getting their factors of production by some household or they are owned by some household.

So you can view it as at the end of the day, the households are really giving the firms the factors of production.

Factors ... Factors of production.

At an exchange for the factors of production, the households in exchange for giving these things, the firms give the households income, essentially rents on the different factors of production that are being given to the firm for the most part and over here in exchange for the goods and services, the households are making expenditures that can also be considered revenue of the firm.

Now, if you were an economist that were to observe this and I guess if we're to focus on this island maybe he would also have to be the island economist and you would say, "How would you measure ... "

How would you measure the total ... the total value of the product ... production of my country here?", maybe we could call it the Gross Domestic Product.

How would we measure it?

Would you count just the total expenditures or would you count the total expenditures and the total income or would you even count that and the revenue?

Well if you counted all of that, you would be essentially triple counting.

If you counted the total revenue, the total expenditures and the total income, they are all about $3,500.

You would be triple counting.

So what you could do, you could just measure only one of these things.

You could say your GDP, your Gross Domestic Product, your Gross Domestic Product is the total expenditures by the households.

So it would be the $3,500.

You could say it is the total income by the households, so that would also be $3,500 and the total revenue really is the same thing as the total expenditures.

So the whole point of this video and this is, obviously, a very artificial case where we're dealing with an island with only one person and he's essentially renting out his own labor by using this firm as some type of vehicle.

He's consuming his own labor.

He's renting out a house from a firm that he has rented his house to.

So it is very, very, very circular but hopefully this appreciate ...

You kind of appreciate how the resources are going around in this kind of a circular flow.

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Circular flow of income and expenditures발음듣기

Let's say there is a country made up only of this island and it's sitting in the middle of this lake. And on that island, there is only this one dude here, he has one house and some land on which crops can be grown, but he wants to think more formally about his economy.발음듣기

He's starts setting up some institutions that start to resemble what we would see in more complex economies.발음듣기

So, what he decides to do is--he's decides to set up a firm.발음듣기

So let me put the firm right over here...발음듣기

He decides to create a legal entity called some firm over here--some corporation--and he's sitting here--he's the household of exactly one person.발음듣기

This is him as a household, and he decides to give multiple factors of production to the firm.발음듣기

So, he essentially rents out his building, so he gets capital, he rents out the land to the firm.발음듣기

He's giving land, and he works for the firm, so he is giving labor.발음듣기

He is the owner of the firm and he was the guy who thought of this entrepreneurial activity, so he is giving this factor of production, but throws in there some entrepreneurship.발음듣기

And in return, the firm will essentially pay rent for these factors of production.발음듣기

So the firm will pay him money in exchange for being allowed to use all of these things.발음듣기

So, for the rent on the capital--the building itself--let's say that this in a given year, the firm (which he owns) is going to pay him $1,000 per year.발음듣기

So this is the building rent--the building lease--is $1,000.발음듣기

For the land rent, he's also going to get paid another $1,000 per year and then for his wages--essentially the rent on his labor--he's renting his energy and his time, His wages, he's also going to get $1,000 per year.발음듣기

Did I say a $1,000 per month?발음듣기

It should be $1,000 per year.발음듣기

So he's getting $1,000 a month in building rent, $1,000 a month in land and $1,000 a month in wages and he gets whatever profit... whatever profit comes from the firm because he is the owner of the ... of the firm and you could say that that's the compensation in exchange for his entrepreneurship.발음듣기

So in this ... in the ...Looking at only this part or these two lines, the household ... He is providing all of the factors of production for the firm, so the firm can produce useful things.발음듣기

So the firm can produce goods and services and it's good that the firm will produce goods and services because this household needs to survive.발음듣기

He needs a place to stay and he needs food to eat.발음듣기

And so let's say, with the labor and this land and you know, so this guy is working at this firm and it has this land and all of the rest, it's able to produce some food.발음듣기

And so it sells ... It sells him goods and services.발음듣기

So it sells ... It sells his household goods and services and in particular, it sells him food and it also rents out the property and I think you could see this is already getting kind of circular here.발음듣기

He's essentially renting out his own property, but this is a nice simple example.발음듣기

Obviously, once you expand beyond one ... more than one person or more than one firm, things get complicated fast.발음듣기

So he's getting food and shelter and in exchange for the food and the shelter, he's going to pay the firm.발음듣기

In exchange for that he's going to pay the firm and so he's going to pay the firm.발음듣기

Let's just say that he decides there isn't much of a market right over here.발음듣기

He is the market.발음듣기

But let's say for the food ...for the food he decides to pay, he pays $2,300. $2,300 a year for the food and for the use of the building that is ... that the firm is renting, he is paying ...let's say he's paying $1,200.발음듣기

Rent of $1,200.발음듣기

So a couple of ways to think about it.발음듣기

You can look at it from the household's point of view.발음듣기

What are his total expenditures?발음듣기

Well, total expenditures come out to what? $3,500.발음듣기

So this is total ... Let me do this in a different color.발음듣기

This is total ... total expenditures for this household and what's his total income?발음듣기

Well, he gets $1,000 for the building, $1,000 for land, $1,000 for wages and he gets some profit from that firm.발음듣기

So we don't know what that profit is, so why don't we hold off a little bit on his total income.발음듣기

So I'll just write it here.발음듣기

Total ... total income.발음듣기

We don't quite know what that is yet because we have to figure out how much profit he's getting from the firm.발음듣기

So let's look at the firm's point of view.발음듣기

What is the total revenue that they're getting?발음듣기

For the firm, the total revenue ... total revenue.발음듣기

Well, he's getting 20 ...The firm is getting $2,300 for the food, $1,200 for the rent, getting total revenue of $3,500 per year.발음듣기

Everything here is on an annual basis.발음듣기

I have a feeling I said per month by accident a few times.발음듣기

Everything here is on an annual basis.발음듣기

Getting $3,500 per year and what are the firm's expenditures?발음듣기

Well, the firm has to has... So this is expenses and here we're going to be thinking in terms of economic profit because we're really just thinking about how much money is coming out of this firm, out of this business.발음듣기

So, expenses ... So, for the building ... the building, the firm has to pay $1,000.발음듣기

For the land, the firm has to pay $1,000 and for the labor ...발음듣기

And for the labor, the firm also has to pay $1,000 and so what's left over is the profit.발음듣기

We're assuming that there's no taxes over here.발음듣기

This is the profit for the owners, $3,500 minus 3,000 gives us a profit of $500 and that's going to go to the owner of the firm, who happens to be this guy right over here.발음듣기

So the profit is $500 and so his total income is $3,500, $3,500 and it's good that his income is at least $3,500 because that's how much he's spending it per month, spending per month.발음듣기

Now the whole reason why I did this is to kind of show you the circular flow of goods and services.발음듣기

These are the goods and services up here.발음듣기

Let me show ... These are the goods and services.발음듣기

Goods and services.발음듣기

The firms provide the households goods and services and then the households are providing the firms, the factors of production.발음듣기

And sometimes you might say, "Well, aren't other firms also providing"발음듣기

the factors of production?발음듣기

Yes, other firms could if there were other firms but those firms at the end of the day are owned by someone.발음듣기

They are getting their factors of production by some household or they are owned by some household.발음듣기

So you can view it as at the end of the day, the households are really giving the firms the factors of production.발음듣기

Factors ... Factors of production.발음듣기

At an exchange for the factors of production, the households in exchange for giving these things, the firms give the households income, essentially rents on the different factors of production that are being given to the firm for the most part and over here in exchange for the goods and services, the households are making expenditures that can also be considered revenue of the firm.발음듣기

Now, if you were an economist that were to observe this and I guess if we're to focus on this island maybe he would also have to be the island economist and you would say, "How would you measure ... "발음듣기

How would you measure the total ... the total value of the product ... production of my country here?", maybe we could call it the Gross Domestic Product.발음듣기

How would we measure it?발음듣기

Would you count just the total expenditures or would you count the total expenditures and the total income or would you even count that and the revenue?발음듣기

Well if you counted all of that, you would be essentially triple counting.발음듣기

If you counted the total revenue, the total expenditures and the total income, they are all about $3,500.발음듣기

You would be triple counting.발음듣기

So what you could do, you could just measure only one of these things.발음듣기

You could say your GDP, your Gross Domestic Product, your Gross Domestic Product is the total expenditures by the households.발음듣기

So it would be the $3,500.발음듣기

You could say it is the total income by the households, so that would also be $3,500 and the total revenue really is the same thing as the total expenditures.발음듣기

So the whole point of this video and this is, obviously, a very artificial case where we're dealing with an island with only one person and he's essentially renting out his own labor by using this firm as some type of vehicle.발음듣기

He's consuming his own labor.발음듣기

He's renting out a house from a firm that he has rented his house to.발음듣기

So it is very, very, very circular but hopefully this appreciate ...발음듣기

You kind of appreciate how the resources are going around in this kind of a circular flow.발음듣기

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