stock
Last modified on July 11, 2022

A stock is the foundation of any system . Stocks are the elements of the system that you can see , feel , count , or measure at any given time .

Stocks change over time through the actions of a flow . Flows are filling and draining , births and deaths , purchases and sales , growth and decay , deposits and withdrawals , successes and failures .

A stock can be increased by decreasing its outflow rate as well as by increasing its inflow rate .

A stock takes time to change , because flows take time to flow . That’s a vital point , a key to understanding why systems behave as they do . Stocks usually change slowly .

A stock is the foundation of any system . Stocks are the elements of the system that you can see , feel , count , or measure at any given time .

Stocks change over time through the actions of a flow . Flows are filling and draining , births and deaths , purchases and sales , growth and decay , deposits and withdrawals , successes and failures .

A stock can be increased by decreasing its outflow rate as well as by increasing its inflow rate .

A stock takes time to change , because flows take time to flow . That’s a vital point , a key to understanding why systems behave as they do . Stocks usually change slowly .