The L20 features a hydraulically powered vertical mast light tower perfect for illuminating oil
and gas exploration applications and drill rig sites, while the 20 kW generator provides power for tools, heaters or a jobsite trailer.
Six products were included: illuminating oil (kerosene), granulated sugar, three grades of salt, and Royal Baking Powder, a specific brand.
(8) Illuminating oil was defined generically in the survey instrument as "standard white illuminating kerosene oil ...
Price is in cents per pound, except for illuminating oil, where it is given in both cents per pound and per gallon.
For granulated sugar, illuminating oil, and Royal Baking Powder, the number of different prices reported is a small fraction of the number of dealers (see Table 1, last two columns), that is, many report identical prices.
They are higher for illuminating oil at 6.59% and farm salt at 10.06%.
The differences are greater for farm salt and illuminating oil, likely reflecting the proportionately greater shipping costs for these products.
For illuminating oil the 2.45-percentage-point difference is also statistically significant at the 10% level (t = 1.70).
For illuminating oil, zero-CV cities have higher margins than nonzero-CV cities, but the difference is small and statistically insignificant.
Three of the four products in the USIC survey are sold in retail stores today: baking powder, granulated sugar, and kerosene (illuminating oil).
It is unclear, however, whether illuminating oil (kerosene) in 1901 was sold at retail as a branded commodity.