CAPM | Capital Asset Pricing Model implementation in python | Business library
kandi X-RAY | CAPM Summary
kandi X-RAY | CAPM Summary
Capital Asset Pricing Model implementation in python to analyze stock risk and return.
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Top functions reviewed by kandi - BETA
- Compute the capms of the market .
CAPM Key Features
CAPM Examples and Code Snippets
Community Discussions
Trending Discussions on CAPM
QUESTION
I have the following data containing three Funds (A, B and C) and their the respective data for (Return minus Risk Free Rate) and (Market Return minus Risk Free Rate):
...ANSWER
Answered 2022-Mar-28 at 12:51Are you trying to calculate the variance and covariance to compute the beta?
I would turn your data into a tibble then drop the NA values,
QUESTION
I'm trying to run regression for the CAPM model. This is the formula Ri= a+b(rmrf)+e my Ri is XS1 I have XS1-XS10 and want to run the regression and store them all.
...ANSWER
Answered 2021-Nov-15 at 11:43for (i in (1:10)){
assign(paste0("reg_", i), lm(paste0("XS", i, "~rmrf", sep= ""),data=df))
}
QUESTION
I am currently working on a Shiny dashboard that has a slider that outputs the optimal portfolio weights of stocks, gold and silver for a given volatility value using the slider input. I have been able to output the values with a dynamic text output given the slider input, but I cannot figure out how to turn these values into a graph as the text output in Shiny seems to require a function. How can I add a pie chart to this code using the values I get from slidervalues()
? It outputs a list of 5 numerical values, now I want to chart the first 3 of them in a pie chart:
ANSWER
Answered 2021-Oct-13 at 00:17Not sure how to replicate your logic without your files, but here's an example where the input slider determines the values in the sliderValues
data frame, which are in turn used to create a bar chart.
QUESTION
I'm stuck trying to update a column default value on a table. I succesfully created the empty column in the table, but then when I run the update command it gives me back this error:
...ANSWER
Answered 2021-Aug-12 at 18:14What is the comma doing there?
If are using it to represent the decimal point then use a period, not a comma. If you mean it as thousands (or ten thousands) separator then remove it.
QUESTION
Here is the question:
Create a function that takes an array of names and returns an array where only the first letter of each name is capitalized.
example
capMe(["mavis", "senaida", "letty"]) ➞ ["Mavis", "Senaida", "Letty"]
And the code I wrote to answer this question:
...ANSWER
Answered 2021-Jul-13 at 01:52You have used the wrong function. What you need is a replacement and not a prepend. Try using std::string::operator[]
to access the first element of the words in the vector. This is how I would write this code:
QUESTION
I have a dataframe
...ANSWER
Answered 2021-Mar-25 at 11:05Using df
from the Note at the end, create a slope
function and use rollapplyr
to run it on a moving window. partial = 3
tells it to use partial windows at the beginning of at least 3 rows.
QUESTION
I have recently changed my plot to a dygraph and even though everything works fine when I run the app locally, I get the error message:
...ANSWER
Answered 2021-Mar-24 at 02:18I put everything in a single app.R file and it works fine : https://hleviel.shinyapps.io/testapp/
QUESTION
I have decided to change my basic plot() for a dygraph() but the dygraph isn't rendering (even though there is no error message). I have tested dygraphs in R shiny using the documentation and it worked. Could someone help me? Note that if you replace the dygraph at the end of my function with a basic plot(c(1,2),c(2,3)) the plot will render.
UI
...ANSWER
Answered 2021-Mar-23 at 02:36The error here is because removeModal()
is the last expression of the renderDygraph()
block, so it's return in interpreted as the plot while it's the return of RunPlot(...)
that contains the plot:
QUESTION
I am using a function to print a plot. This function will only be called once in order to print the plot to the UI (when I click on the "Go" button). The problem is that the plot only prints to the console and not to the UI. There is no error message. I think there might be a problem with my renderPlot. Here is my code:
UI
...ANSWER
Answered 2021-Mar-20 at 11:53You should have the observeEvent
outside the renderPlot
. To make it not react to changes in tickers, you need to isolate()
the reactive variables.
QUESTION
I have defined a function in the server as " RunPlot <- function(tickers, sharesVec, FromDate, ToDate)". The function should return a single numerical value. I want to output this value by clicking on the button "Go", but when I click on the button, nothing happens. Also, I have tried calling this function in a separate script and everything worked so there is no error inside the function. Here is my code:
UI
...ANSWER
Answered 2021-Mar-19 at 02:22Your object BETA
is only available inside the observer. One way to make it available outside is to create a reactiveValues
object as shown below.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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Install CAPM
You can use CAPM like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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