kai deshon ne tambaakoo karaadhaan ke kuchh tareeke laagoo kiye hain. 1997 mein Denmark mein cigarette ke pratyek packet par 4.02 dollar ka uchchatam kar bojh tha. taaivaan mein pratyek packet par keval 0.62 dollar ka kar bojh tha. vartamaan mein sanyukt raajya America mein sigreton par moolya aur utpaad kar ka ausat kai anya audyogik deshon se neeche hai.[86]
iske vipreet, kuchh gair-vaigyaanik adhyayan hain jismein se ekcheck ganaraajya ke Phillip mauris[72] dvaara aur doosra kaato Institute dvaara kiye gaye hain,[73] jo vipreet sthiti ka samarthan karte hain. adhyayan ki na to saathiyon dvaara sameeksha ki gayi aur na hi kisi vaigyaanik patrika mein prakaashit kiya gaya aur kaato Institute ko ateet mein tambaakoo companiyon se dhan praapt hua tha.[krupaya uddharan jodein] Phillip mauris ne spasht roop se apne poorv ke adhyayan ke liye yeh kehkar maafi maangi hai ki: "is adhyayan ke liye dhan aur saarvajanik vigyapti mein anya baaton ke alaava dhoomrapaan karne vaalon ki samay se pehle hone waali mauton se check ganaraajya ki vistrut kathit laagat bachat ki baat ek ek bhayaanak nishkarsh hai, saath hi saath vah poorn roop se buniyaadi maanaveeya moolyon ki upeksha hai, jo asveekaarya hai. hamaari tambaakoo companiyon mein se ek ne is adhyayan ka kaaryabhaar diya tha, jo ek bhayaanak galati naheen thi, balki vah anuchit tha. Phillip mauris mein ham sabhi, yeh koi maayane naheen rakhata ki ham kahaan kaam karte hain, is kaarya ke liye kshamaapraarthi hain. vaastav mein dhoomrapaan se koi faayda naheen, uske kaaran gambhir aur mahatvapoorn rog hote hain."[72]
prativedan ke liye engineer digital system ke prakaaron par vichaar karte hain. adhikaansh digital system "sanyojan system" aur "anukramik system" mein vibhaajit ho jaate hain. sanyojan pranaali mein hamesha jo input diya jaata hai vahi aautaput vah deta hai. yeh mool roop se laujik prakriya ke set ka pratinidhitv karta hai aur jiski charcha pehle hi ki ja chuki hai.

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