The year-on-year rate of change in average wages was consistently lower than the inflation rate in the years from 1915 to 1918.
Supplies of imported agro-chemicals - particularly of fertilisers - were inadequate for fields often exhausted by unbroken year-on-year cultivation.
Communities may have marked the generations by the great famines, but coping with the lesser scarcities and subsistence crises was part of the year-on-year routines.
Squares with very high activity, repeating year-on-year, 'hotspots ', were found in all three boroughs, suggesting that the phenomena are widespread.
It is important to note that what appear very small year-on-year changes can cause large differences between age-groups.
As in the crop equations, prices have no measurable effect on the year-on-year farm area change.
This would have obvious implications for year-on-year vaccine development.
The outcome was a steady year-on-year increase in the average age of the national machine and equipment park.
