How to Calculate Consumer Surplus

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  • Опубликовано: 26 авг 2024

Комментарии • 127

  • @FreeEconHelp
    @FreeEconHelp  6 лет назад +14

    Thanks for watching, I hope you found it helpful! As always, please feel free to leave any questions below and I will do my best to address them.
    I appreciate the "thank you!"s, LIKES, and subscribes. It motivates me to keep making new content.
    Good luck with exams and class!!!

    • @danaelona4081
      @danaelona4081 6 лет назад

      How did you know what equilibrium quantity was five??

  • @aaroncade1136
    @aaroncade1136 7 лет назад +233

    As an exhausted collage student whos studying at 4 am in the morning, Bless your heart...

    • @AsherSkylark
      @AsherSkylark 7 лет назад +2

      ifeel you bro

    • @matthewlocklear14
      @matthewlocklear14 6 лет назад

      fuk. same lol

    • @Elusive0101
      @Elusive0101 6 лет назад

      2:44 am here right now

    • @AClown
      @AClown 6 лет назад

      lol 3:40am for me right now, I really should have started earlier

    • @PJWOODS
      @PJWOODS 5 лет назад +1

      FUck you aaron

  • @HannahRaizman
    @HannahRaizman 3 года назад +20

    You're still helping students 9 years later. Thank you!

  • @XtremeKillah101
    @XtremeKillah101 8 лет назад +53

    didn't know chris from family guy was so good at economics

  • @MastersinNexs
    @MastersinNexs 3 года назад

    Usually old RUclipss videos don't help but I'm watching this in 2021 very helpful

  • @kharisgardner6988
    @kharisgardner6988 4 года назад +3

    thank you! I've been struggling with this so much and your video is the only one I've understood

  • @MissRuhi23
    @MissRuhi23 5 лет назад +6

    Thank you for taking the time and posting! It was VERY helpful :)

  • @manueldizdarevic3228
    @manueldizdarevic3228 8 лет назад +1

    how do i find the price height if its not given? same with base if its not given?

  • @katherinelima7312
    @katherinelima7312 Год назад

    why do professor go over all the word stuff but never show exampled as simple as this in class ! thanks so much I got my midterm in two days

  • @AliKhan-cj3ee
    @AliKhan-cj3ee 3 года назад

    You're an absolute beauty for making this video. Thanks a lot

  • @FreeEconHelp
    @FreeEconHelp  12 лет назад

    @nitrousflash59 Total revenue is calculated by multiplying Price * Quantity. Or P*Q = revenue. So if price was 5, and quantity was 5, total revenue would be 25. Note that total revenue is not the same as producer surplus.

  • @emilyf.9315
    @emilyf.9315 2 года назад

    I have a crush on your voice. thanks for helping me pass my exam

  • @ulgk
    @ulgk 11 лет назад

    Thanks bud, you help me out on a problem I am studying for a test.

  • @vanshkataria3850
    @vanshkataria3850 4 года назад

    I like how chill u are with your handwriting.. And that 'r' of yours 🔥

  • @annag.1330
    @annag.1330 7 лет назад

    that helped me out a lot for my next exam. thousand thanks :)

  • @FreeEconHelp
    @FreeEconHelp  12 лет назад

    @nitrousflash59 Depends what "midpoint" means. With your problem the max demanded would be 16 (if P=0), and the min is 0, so the midpoint here would be 8 quantity (with a price of 4). This would mean revenue is Q*P or 8*4. Again, this depends on what your instructor means by "midpoint"

  • @nn-xm8lz
    @nn-xm8lz 4 года назад

    thanks much easier than what my no-swag professor tried to explain it

  • @screedva4084
    @screedva4084 2 года назад

    very straight forward thx

  • @daenerysdivine1906
    @daenerysdivine1906 5 лет назад

    Thank god for this video. I have a quiz soon over this.

  • @desmondmashanga4937
    @desmondmashanga4937 6 лет назад +1

    Thank you the lesson is so helpful. i have learnt a lot what i havent known

  • @hauteswan2541
    @hauteswan2541 6 лет назад +1

    Great until the end when your logo covered the equation. Really good though! Thanks.

    • @FreeEconHelp
      @FreeEconHelp  6 лет назад

      Sorry about that, it's been updated. Good luck with class!

  • @rodaynagebril9648
    @rodaynagebril9648 8 лет назад +3

    you just made everything clear , thank you!

  • @jproknapp10
    @jproknapp10 9 лет назад +3

    Thank you! You made it a lot easier!

  • @alisflores8840
    @alisflores8840 3 года назад

    Thank you for the good explanation.

  • @FreeEconHelp
    @FreeEconHelp  12 лет назад

    @marryson123 I don't think there is a difference between "consumer surplus" and "total consumer surplus". You may be referring to consumer surplus for everyone (which is the area of the triangle) vs. an individual's consumer surplus which is the difference between one point on the demand curve and the price.
    However, there is a big difference between "total surplus" and "consumer surplus".

  • @jfan5453
    @jfan5453 6 лет назад +8

    i cant find how to solve consumer surplus given quantity demanded and market price imma get analed tmr and fail this course again

    • @jaredmiller5883
      @jaredmiller5883 3 года назад

      Bro they got me out here doing this shit in highschool. I’m ab to not graduate bc of how hard this class is

    • @izzy926
      @izzy926 3 года назад

      @@jaredmiller5883 lmfao same

  • @Salvation1984
    @Salvation1984 4 года назад

    Thanks! Easy and simple explanation.

  • @ManuellaEm
    @ManuellaEm 10 лет назад +3

    Quasimodo from your workbook has the utility function U (x, m) = 100x-(x^2)/2 +m where x is his consumption of earplugs and m is money left over to spend on other stuff . If he has $10,000 to spend on earplugs and other stuff , and if the price of earplugs rises from $50 to 65, then his net consumer's surplus:
    falls by 637.50.
    How did we find that it falls by 637.50?
    thank you

  • @hicksandrea
    @hicksandrea 2 года назад

    Thanks for helping me understand!!!❤️❤️

  • @77Switchfoot
    @77Switchfoot 11 лет назад +1

    Thanks for the help! This guy sounds exactly like Blake from Workaholics

  • @mykapoorman454
    @mykapoorman454 3 года назад

    Thank you so much!!

  • @mortaltirant
    @mortaltirant 12 лет назад

    Thank you very much....My stupid book didn't say this and my teachers beyond worthless since its an online class.

  • @user-ip5il2ig6b
    @user-ip5il2ig6b 4 года назад

    Thank you this is very helpful

  • @nitrousflash59
    @nitrousflash59 12 лет назад

    @FreeEconHelp Thanks, but the question I was given, it says assuming supply crosses demand at the midpoint, no set price was given.

  • @thecoffeemaker7618
    @thecoffeemaker7618 6 лет назад +1

    dude you really saved my ass

  • @korayramis
    @korayramis 2 года назад

    Amazing explanation, thanks!

  • @suzetteitaylor9628
    @suzetteitaylor9628 11 лет назад

    Thank you. Much easier to comprehend now!

  • @juezy1234
    @juezy1234 11 лет назад

    how about a type of question that doesnt give you the price ? for example, Water has the following demand function Qd = 200-P and a supply curve given by the following Qs=100. What is the value of consumer surplus at the market equilibrium?

  • @ncllttferguson4
    @ncllttferguson4 11 лет назад

    thank u!!! ur videos r a God send!!!

  • @edwardaboagye894
    @edwardaboagye894 9 лет назад +2

    Very good

  • @davidelive04
    @davidelive04 9 лет назад +1

    So if we increase demand we increase con surp?

  • @Em-ke2fe
    @Em-ke2fe Год назад

    THANK YOUUUU

  • @jeniferonunekwu3882
    @jeniferonunekwu3882 5 лет назад

    Thanks this really helped.

  • @jairtzinio
    @jairtzinio 10 лет назад +2

    i find this to be confusing, with out doing the math i can already tell its 5 but when i do it like you do i get 300 which isnt the answer at all

  • @MsLovelypear
    @MsLovelypear 12 лет назад

    you are a life saver.

  • @rodaynagebril9648
    @rodaynagebril9648 8 лет назад +2

    c. How could the producer of commodity X extract the entire consumer surplus from this consumer?

    • @FreeEconHelp
      @FreeEconHelp  8 лет назад

      +rodayna gebril Price descrimination

  • @destinypfeiffer5631
    @destinypfeiffer5631 Год назад

    not understand how you determine the upper limit from a demand function

  • @Ant-dx9uu
    @Ant-dx9uu 4 года назад

    life saver!

  • @isaacgutierrez6036
    @isaacgutierrez6036 3 года назад

    just saved my ass dude thanks

  • @nitrousflash59
    @nitrousflash59 12 лет назад

    I have a question, given Q = 16-2P, at the equilibrium, how would you find the total revenue? Thanks if you can help, if not, thanks anyways.

  • @TheNoirTrap
    @TheNoirTrap 3 года назад

    Thank you

  • @SimranKaur-yp1og
    @SimranKaur-yp1og 5 месяцев назад

    fantastic

  • @nurjakhonradjabov2180
    @nurjakhonradjabov2180 7 лет назад

    What if WTP is $400, Equilibrium P was $200 and tax $100. For that Quantity with levied tax equal is 50. So according to formula CS is 2500?

  • @blissabreeze
    @blissabreeze 11 лет назад

    Thank you so much for this!!

  • @StefKe333
    @StefKe333 5 лет назад

    Hi,
    Thanks for the vidéo!
    I have a question though: why do you consider that WTP is the point where the demand curve intersects the y-axis? How can you have a consumer surplus on a point where demand is zero?

  • @heba.osaily2343
    @heba.osaily2343 9 лет назад +1

    Thank you its great

  • @Finley72
    @Finley72 7 лет назад

    UR THE GOAT

  • @elinsony
    @elinsony 6 лет назад +1

    Thank you, you rock.

  • @MuhammadTahir-ph3gs
    @MuhammadTahir-ph3gs 6 лет назад

    if government fixed the price of any goods then there is producer surplus or consumer surplus. give reson plz

  • @Samer-Taha
    @Samer-Taha 11 лет назад

    Thank you for this

  • @pupasarus
    @pupasarus 12 лет назад

    my problem is D(q)=2000/(2q+5)^2 and q=5. How do you do that?

  • @kkkkayla8283
    @kkkkayla8283 2 года назад

    I found that using different method would result in a different consumer surplus.
    Using the data give in the video, the consumer surplus would be 5x(10-5)/2=$12.5
    but if I add it in this way: (9-5)+(8-5)+(7-5)+(6-5)+(5-5)=10
    same answer but diffrent way: (9+8+7+6+5)-(5x5)=$10
    it confuses me a lot because my textbook uses the method which result in a diffrent answer with the area of triangle.
    Thx a lot if anyone read this comment and help solve my problem.

  • @travisbplank
    @travisbplank 9 лет назад +1

    This is probably a stupid question, but how do I find the height of the CS triangle?

    • @FreeEconHelp
      @FreeEconHelp  9 лет назад

      Travis Plank Difference between the demand intercept and market price.

  • @marryson123
    @marryson123 12 лет назад

    can I use this calculation for "TOTAL" consumer surplus?

  • @salbil5511
    @salbil5511 4 года назад

    very herlpful

  • @zainzafar08
    @zainzafar08 9 лет назад

    I really need help with this question
    Q = 20 - .5P
    If the price is £18.
    How do I work the consumer surplus. I kept getting £11 as I substituted £18 into the equation. However the answer written is £121. How do I get £121?

    • @popnfreshz
      @popnfreshz 9 лет назад

      zainzafar08 use integration

  • @FreeEconHelp
    @FreeEconHelp  13 лет назад

    @HomieFilms Glad it helped

  • @badguy4839
    @badguy4839 7 лет назад

    How to i apply Consumer Surplus on my life ? What benefit from it ?

  • @j.palenzuela3786
    @j.palenzuela3786 7 лет назад

    hey man nice movie

  • @lacrossetimes6986
    @lacrossetimes6986 9 лет назад +4

    You literally have the exact same hand writing as me

  • @silindilemnyandu954
    @silindilemnyandu954 3 года назад

    Too good

  • @haretztj4682
    @haretztj4682 3 года назад

    has anyone ever told you that your voice sound like the Broadway star Andrew Rannels?

  • @nickgoffredo600
    @nickgoffredo600 5 лет назад +1

    How do I find the consumer surplus WITHOUT knowing the maximum willingness to pay? Like how do I find the height of that triangle...

    • @FreeEconHelp
      @FreeEconHelp  5 лет назад +1

      Unfortunately you have to have max WTP. Maybe you were given a demand function like Qd=500-2P. In this case solve for P and the intercept gives you max WTP (eg. P = 250 -1/2Qd) the max WTP is 250.

    • @nickgoffredo600
      @nickgoffredo600 5 лет назад +1

      @@FreeEconHelp unfortunately, my prof says there is another way to do it without finding max WTP... no demand function was given... just a graph with an original equilibrium point (and its respective values) as well as a new equilibrium point (with its respective values). is there a standard demand equation i could use to plug in the numbers? If so, what numbers do I plug in where?

  • @RunescapePkKing12
    @RunescapePkKing12 12 лет назад

    great thanks!

  • @homiefilms
    @homiefilms 13 лет назад

    helped a lot♦

  • @edgarmania007
    @edgarmania007 10 лет назад

    What happens if the demand curve is non linear?

  • @sunnyjain8172
    @sunnyjain8172 4 года назад

    Thnx

  • @SimranKaur-yp1og
    @SimranKaur-yp1og 5 месяцев назад

    super

  • @acdc792
    @acdc792 12 лет назад

    thanks!

  • @moviestar79
    @moviestar79 9 лет назад

    how do you get the 10 on the graph if its not given??

    • @FreeEconHelp
      @FreeEconHelp  9 лет назад +2

      Mary Nicola Solve P (or Q) for when Q (or P) is equal to zero, which represents the intercept along either axis.

    • @moviestar79
      @moviestar79 9 лет назад

      Thank you!

  • @david6028
    @david6028 4 года назад

    man said movie

  • @abdullahal9174
    @abdullahal9174 Год назад

    i love u

  • @TheMrsHurdle
    @TheMrsHurdle 9 лет назад +2

    OMG ITS HEIGHT, NOT HEIGH"TH"
    otherwise, thank you, appreciate the help.

    • @FreeEconHelp
      @FreeEconHelp  9 лет назад +13

      +Hannah Miller You are right. Again, I have made it apparent that I study Econ and not English...

    • @TheMrsHurdle
      @TheMrsHurdle 9 лет назад +1

      You're trying. I respect that.

  • @koby68
    @koby68 2 года назад

    i still don’t get it! LMAOOOOOO

  • @dkolatschko
    @dkolatschko 10 лет назад +2

    It's pronounced HEIGHT, not "HEIGTH"!!! Stop adding a "-th" sound to the end of it.

    • @dannyykingg
      @dannyykingg 10 лет назад +5

      you are an idiot!! Is this an english class?? or are you so stupid that you can't that they mean the same thing.

    • @JeffArteagaSpeech
      @JeffArteagaSpeech 10 лет назад +3

      Content, you moron... CONTENT...

    • @dannyykingg
      @dannyykingg 10 лет назад

      Took you long enough to come up with this. Don't try to justify your stupidity! How does that matter in this lecture?

    • @JeffArteagaSpeech
      @JeffArteagaSpeech 10 лет назад +3

      I was referring to the guy above, not you. But thank you for the insult

  • @jrpone
    @jrpone 5 лет назад

    God I hate economic esp learning it online with shitty Pearson. Sorry just wanted to rant.