Window Air Conditioner Prices Were About $136 Apart
Window air conditioner prices for 8,000–14,999 BTU units averaged $321.43, leaving a capacity premium of about $136 over smaller units.
Inflation Blog: Price Index Trends and Explainers
Iced Coffee Prices Fell 7% in a Week Across 12 City Areas
Iced coffee prices, including packaged cold brew, averaged $26.05 from August 18–24, down 7.3% across all 12 tracked city areas.
Dry Cat Food Prices Rebounded 18% in Mid-August
Dry cat food prices averaged $42.32 across 12 tracked city areas from August 14–20, up 18.2% from the previous seven days.
Dog Retail-Goods Costs Fell $140 in One Week
Annual dog retail-goods costs fell $140 across 12 tracked city areas from August 10 to 17, 2026, as dry dog food drove the entire decline.
Hamburger Bun Prices Split Into Two City Tiers
Hamburger bun prices averaged $13.20 across four higher-price city areas and $7.81 across the other eight on August 13, 2026.
Adhesive Bandage Prices Returned Near June Level
Adhesive bandage prices fell 40.0% from July 23 to August 10 across all 12 tracked city areas, returning close to their late-June benchmark.
Multivitamin Prices Reversed Course, Rising 50%
Multivitamin prices rose 49.7% from July 30 to August 6 across all 12 tracked city areas, reversing the direction of CostInflation’s July finding.
Ibuprofen Prices Rose 28% as Acetaminophen Fell 13%
Ibuprofen prices rose 27.8% while acetaminophen prices fell 12.5% from July 27 to August 3 across the same 12 tracked city areas.
Menstrual Pad Prices Fell 14% Across All 12 Cities
Menstrual pad prices fell about 14% from July 23 to July 30 across 12 tracked cities, carrying 77% of a broader retail-goods basket decline.
Dry Dog Food Prices Drove a $116 Basket Rise
The 12-city average for dry dog food prices rose 20.9% from June 16 to July 27, adding $118 to an annual dog retail-goods basket.
Coffee Price Trends Diverged: Bottled Drinks Up 11%
Coffee price trends diverged from June 13 to July 23: bottled drinks rose 11.2% while creamer fell 10.5% across the same 12 cities.
Lettuce Prices by City Put North Jackson at $11.43
Lettuce prices by city put North Jackson at $11.43 on July 20, while Westside Jacksonville rose fastest across 12 cities.
Portable Air Conditioner Prices: Mid-Size Units Fell 10%
8,000-11,999 BTU portable air conditioner prices averaged $198.79 on July 16, down 10.1% from June 29 across 12 cities.
NVMe SSD vs HDD Price Per TB: $200 vs $52
SSD vs HDD price per TB comparison: NVMe averaged $200.32 while internal hard drives averaged $51.96 across 12 cities on July 13, 2026.
Supplement Prices Split: Magnesium Rose, Multivitamins Fell
Supplement prices moved in different directions by July 9: magnesium rose 32.7% while multivitamins fell 14.4% across 11 cities.
Dog vs Cat Costs: Dog Supplies Ran $304 Higher
Dog vs cat costs split by about $304 on July 6, with dry dog food carrying most of the recurring supply difference.
CostInflation Burger Index July 2026: Jackson Stayed High
CostInflation Burger Index July 2026 put North Jackson at $6.68 and San Jose at $4.88, a $1.80 gap led mostly by buns, lettuce, and beef.
Menstrual Care Product Prices Split by Item in July
From June 15 to July 2, menstrual care product prices split: cups rose 11.6% and feminine wipes fell 9.2%, while the full basket rose 1.2%.
Air Conditioner Prices: Mini-Splits 3.1x Small Window ACs
On June 29, air conditioner prices by type ran from a $181 small-window average to a $566 mini-split average, while the full AC city range came in near $62.
What Is the Inflationary Gap? Definition and Formula
An inflationary gap occurs when actual output exceeds sustainable potential output. Learn how economists measure it and what can close it.
Consumer Health Product Prices: Electrolyte Powder Gap
On June 25, consumer health product prices split widest in electrolyte powder: it ranged 100.4% between cities, while acetaminophen and antacids stayed below 8%.
Types of Inflation: Demand-Pull, Cost-Push & More Explained
Types of inflation include four commonly discussed mechanisms—demand-pull, cost-push, built-in, and monetary—plus hyperinflation.
What Is CPI? Consumer Price Index Formula and Uses
The Consumer Price Index measures changes in a broad consumer basket. Learn the formula and the differences between CPI-U, CPI-W, and core CPI.
What Is the Inflation Rate? Formula and CPI Context
The inflation rate is the percentage change in prices over time. See the formula, CPI context, and why category and city prices can differ.
Cost of Cat Ownership Per Year: Philadelphia Was $116 Higher
On June 22, the cost of cat ownership per year for recurring supplies ranged from $638.52 in Clayton to $754.45 in South Philadelphia; wet cat food and litter explained most of the gap.
Cost of Dog Ownership Per Year: Jacksonville Was $182 Higher
On June 18, the cost of dog ownership per year for recurring supplies ranged from about $882 in West San Antonio to $1,063 in Westside Jacksonville; dry dog food explained most of the gap.
Coffee Prices by City: Creamer Drove the Gap
Coffee prices by city ranged from $122.97 in West San Antonio to $131.04 in East St. Louis on June 15; creamer varied 27.5% between cities.
Burger Index: Jackson Cost $1.55 More Than Chicago
On June 13, the Burger Index put North Jackson at $6.36 and North Center/Avondale Chicago at $4.81; buns, lettuce, and beef created most of the gap.