Current Ratio
Financial Analysis

Operating Expense Ratio (OER), Advantage, Disadvantage, Formula, Example and Interpretataion

What is the Operating Expense Ratio (OER)?

The operating expense ratio (OER) is a profitability ratio. It is equivalent to an organization’s operating expenses divided by its incomes.

The measure is very common to approach in real estate analysis, whereby experts are estimating the expenses to work a bit of property versus the pay it produces.

Operating Expense Ratio is the ratio between the expenses of operation to the net income and is regularly utilized in assessing real estate properties.

Here higher Operating Expense ratio implies higher operating expenses when contrasted with its property salary and fills in as an obstacle.

And lower operating expense ratio suggests lower operating expenses and in this manner, best and speculation benevolent.

Advantage of Operating Expense Ratio (OER)

  • The reason for utilizing OER is to perceive how much salary an organization has been producing according to the operating expense it is bringing about.
  • Every organization needs the OER to be lower. Lower the OER, the better the organization is performing.
  • If you are taking a gander at an organization as a speculator, you have to see the OER of the organization for an extensive stretch of time.
  • If you take a gander at the OER of an organization for long, you will have the option to find a pattern of how the ratio between operating expenses and incomes are getting molded.
  • Then you can take that pattern and contrast it and the OER of other comparable organizations under a similar industry.
  • If the OER of the objective organization is lower than different organizations in a similar industry, the objective organization can be the correct organization to put resources into. Be that as it may, you additionally need to take a gander at other money-related ratios of the organization before you choose.
  • OER measures the adaptability and the competency of the chiefs of an organization. Understanding this will help you a great deal as a financial specialist.

Disadvantage of Operating Expense Ratio (OER)

  • One of the biggest disadvantages of this ratio is it does eliminate the market value of a property.
  • It doesn’t advise an investor about the relative value of a property at purchase or sale.
  • It should in this way be utilized related to something like the top rate while assessing a property investment.
  • Since depreciation can be determined in many different ways, the OER can be gamed by utilizing an increasingly positive technique of accounting for depreciation.


Operating expenses are required for operating a business. At the point when we contrast the expense of operation and the income created, we get operating expense ratio (OER).

OER is well known in the real estate business and it is a typical ratio that is utilized while doing the land valuation.

In real estate investigation, the analysts judge the expense of operating a property with the income gained by the property.

Here’s the equation for operating expense ratio –

Operating Expense Ratio


1.Gross Profit Ratio
2.Accounting Ratios


The selected data from the records of Good Merit Nation Company limited is given below:

  • Net sales: $400,000
  • Cost of goods sold: $160,000
  • Administrative expenses: $35,000
  • Selling expense: $25,000
  • Interest charges: $10,000

Required: Compute operating ratio for Good Merit Nation Company Limited from the above data.


Before applying the formula, first we have to calculate the operating expenses:

Operating expenses = Cost of goods sold + Administrative expenses + Selling expenses
= $160,000 + $35,000 + $25,000
= $220,000


By putting the above mentioned formula here, we get;

Operating Expense Ratio = (220,000 / 400,000) × 100

= 55%

The operating expense ratio is 55%.

It means 55% of the sales revenue would be used to cover the cost of goods sold and other operating expenses of Good Merit Nation Company Limited.

Interpretation and Analysis of Operating Expense Ratio

The operating expense ratio can be clarified as a method of measuring the expense of operating a bit of property contrasted with the pay got by that property.

The financial specialists utilizing this ratio can additionally think about an expense including protection, utilities, assessments, and upkeep, to the gross salary, and the entirety of all expenses to the gross pay.

The property the executives’ charges, utilities, rubbish evacuation, upkeep, protection, fixes, property charges, and different expenses are remembered for operating expense ratios.

Extra operating expenses that financial specialists should consider along with the OER incorporate property the board charges, finishing, lawyer expenses, landowner’s protection, and fundamental property protection.

These costs help run the property every day. Consequently, credit installments, capital upgrades, and individual property are prohibited from operating expenses.

In any case, the things excluded from operating expenses are close to the home property, credit installments, and capital enhancements.

Operating expenses are costs related to maintaining a business’ center operations consistently. In this way, the lower an organization’s operating expenses are, the more beneficial it by and large is.

After some time, changes in the OER show whether the organization can expand deals without expanding operating expenses proportionately (i.e., if the business is adaptable). Inland, organizations can analyze properties by utilizing the ratio.

In that capacity, the OER is additionally a proportion of administrative adaptability and competency that makes organizations simpler to think about.

In any case, note that a few ventures have higher OERs than others. This is the reason looking at OERs is commonly generally important among organizations inside a similar industry, and the meaning of “high” or “low” expenses ought to be made inside this unique circumstance.

Computing OERs over various years may enable a financial specialist to see a property’s patterns in operating expenses. In the event that a property’s costs increment yearly at a more prominent rate than pay, the OER increments every year too. Hence, the financial specialist may lose more cash the more he holds the property.

While possessing a high rise, a speculator should figure in the opening by utilizing successful rental pay, or potential rental pay short opportunity and credit misfortunes, as opposed to potential rental pay.

Since overseeing opportunities are remembered for proficient property the executives, remembering opening for an OER gives a progressively exact image of operating expenses and shows where enhancements might be made.

For instance, an inadequately overseen property will in all likelihood have higher opportunity rates, which will be reflected in the OER.

A lower OER ordinarily implies the property is being overseen effectively and is increasingly beneficial for speculators, and that less of the property’s pay is taking care of operational and support costs.

In the event that the business is adaptable, the proprietor may expand the lease on every unit without enormously expanding operating expenses.

What’s more, the OER can show where potential issues may happen, for example, service bills expanding significantly, so speculators can take care of issues all the more rapidly and ensure their benefit levels.

As clarified by Investopedia, the operating expense ratio (OER) is a useful device in doing the examinations between the expenses of undifferentiated from properties.

On the off chance that a specific property piece includes a high OER, a financial specialist should accept it as a notice sign and investigate the issue for what reason is the OER high.

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