Someone

capital resources: the processed materials, equipment and services used in production. 
human resources: the efforts of people in production, including business and labour. 
economics: the study of how to distribute scarce resources among alternative ends. 
self interest motive: people will make economic choices resulting in them receiving the greatest satisfaction at the time
oppurtunity cost: the utility that could have been gained by choosing an options best alternative. 

pure traditional:
very simple
only a few items are produced
produce what is needed
doesn't change much over the years
(lost tribes of brazil) 

pure command:
government or some central group makes decisions
produce for who the government wants to produce for 
changes somewhat
(communist style of government) 

pure market:
government and business decide what to produce
produce for demand
this system changes a lot
(western world, canada & the US) 

old age security (1927): 
retired people need an income
everyone 65+ gets 492 a month, regardless of income. 
if you meet financial requirements 550 a month guaranteed supplement 

employment insurance (1946):
financial help while temporarily out of work 
employers and employees pay into it monthly 

canadian pension plan (1965): 
people pay into a government pension plan 
employers and emplyees contribute an equal amount