Questions tagged [calculation]

A generic tag to understand the calculations in a specific case. Please give out a sample illustration and ask a specific question. Ideally should also be accompanied by specific subject tags like "credit-cards", "savings-account", "index-funds" etc.

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Implied appreciation of a currency

I have a very specific question in regards to a forward calculation. The USDEUR spot rate today is 0.759503. Libor and Euribor forward rates for the NeXT year are as follows: Fwd 3m Libor 0.00288 0....
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116 views

Why does this retirement calculator calculate ROI on only half of my savings?

I plugged some example numbers into the early retirement calculator at Networthify: a $50,000 annual income, $15,000 of annual expenses, and a starting net worth of $100,000. I’m confused about one ...
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2k views

How do you use the formula for YTM when the compounding is semi-annual?

How do I calculate yield-to-maturity (YTM) with a simple handheld calculator? do we multiply n by 2?
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Enhancement of the open source lib for calculation of IRR (internal rate rate)

I am cs student , and has been asked to enhance the documentation for open source lib finance.js for IIR (internal rate of return) for various industry Here I am trying to calculate IIR for the ...
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28 views

How To Calculate Daily Volatility?

I'm working in SQL Server and I'm trying to find the daily volatility of a stock's price. Is it simply day2price/day2price-1? Is that considered daily volatility? Or, is there something else to it? ...
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1answer
218 views

Pay off student loans vs pay myself and try to get PSLF? (is my math right?)

I am trying to decide between paying off my student loans in 5 years vs attempting to quality for Public Service Loan Forgiveness (PSLF), which I could conceivably do in 5 years. My options are to 1) ...
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62 views

Security Analysis (Ben Graham): LIFO question

I'm currently reading/studying Benjamin Graham's work in Security Analysis (1951 edition) on page 112 & 113 he demonstrates the difference between FIFO and LIFO. Table 10 shows the difference ...
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52 views

Add-On CD Formula

I'm starting to learn a lot about finance/investing on my own but I'm struggling with the calculations behind Add-On CDs. I opened an 14-Month Add-On CD with a $1000 deposit with a monthly $30 add-on ...
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176 views

How to calculate interest charged on my loan given a series of dates & payments?

I want to calculate the interest rate payed for this loan using Mathematica. The initial amount was of 12000€, then they asked to pay 240€ for opening the loan and another 870€ for the insurance for ...
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1answer
157 views

Steps to calculate reduction in spending vs. savings till retirement

I'm stuck and I I think it's an algebra issue. I have a typical what do I need to save (today) so I can retire question for the first part. Let's say you need $1,239,926.43 in savings at retirement (...
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2answers
30 views

How does the Positive Volume Index (PVI) formula work?

I'm completely new to calculation of trading indicators and I can't understand this PVI formula: PVI = {yesterday’s PVI X [(today’s CP – yesterday’s CP) ÷ yesterday’s CP]} + yesterday’s PVI If I ...
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73 views

Why is this stock's P/E ratio so different from Price/EPS?

I was looking at Alibaba Group Holding Ltd ADR (BABA)'s P/E ratio of 28.55 from Morningstar. While looking at its financials, Morningstar says that its diluted EPS TTM is 26.41. But its stock price ...
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34 views

Explanation of Macaulay duration for bonds?

I understand how to calculate duration but I'm a bit confused about what it actually tells me and how it is useful and I can't seem to find anything that tells me. If a bond has a maturity of 5 years ...
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1answer
61 views

How are net income and yield calculated for margin trading?

You have purchased 150 shares at 10 each. You expect to sell these at 15 each. You only managed to sell 100. Out of your initial purchase price, 400$ were borrowed. Brokerage fee= 2% for the ...
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233 views

How are the sub-periods derrived in TWRR Daily Valuation?

I've been looking at the TWRR Daily Valuation method and I'm trying to understand how to break the total performance period into sub-periods when there are irregular cash flows. As the article ...
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1answer
59 views

how to find flat rate of interest per annum and month if we have given reducing rate of interest or loan amount and tenure?

For example: For loan amount 500000 for 5 years at the rate of 12% (reducing interest rate), EMI is 11,122.22 per month Here 12% reducing is equivalent to flat 6.69% per annum or flat 0.55% per month. ...