National income - The amount of aggregate income earned by suppliers of resources employed to produce GNP; net national product plus government subsidies minus indirect business taxes.
Opportunity cost - The next best alternative that must be given up when a choice is made.
Physical capital - Manufactured items used to produce goods and services.
jaunty - (adj.) lively, easy, and carefree in manner; smart or trim in appearance
Synonyms: unconcerned, lighthearted
Antonyms: downcast, dejected, glum
An idiom a day, keeps confusion away
This can be used to with the meaning 'very much'- if you like something big time, you like it a lot.
Bird's eye view
If you have a bird's eye view of something, you can see it perfectly clearly.
Cloud of suspicion
If a cloud of suspicion hangs over an individual, it means that they are not believed or are distrusted.
Cloud on the horizon
If you can see a problem ahead, you can call it a cloud on the horizon.
Down to the wire
(USA) If something goes down to the wire, like a competition, then it goes to the very last moment before it is clearwho has won.
A Guide to Inventions and Discoveries
Radioactivity: (X-rays) Wilhelm K. Roentgen, Germany, 1895; (radioactivity of uranium) Henri Becquerel, France, 1896; (radioactive elements, radium and polonium in uranium ore) Marie Sklodowska-Curie, Pierre Curie, France, 1898; (classification of alpha and beta particle radiation) Pierre Curie, France, 1900; (gamma radiation) Paul-Ulrich Villard, France, 1900.
Radiocarbon dating, carbon-14 method: (discovered) Willard F. Libby, U.S., 1947; (first demonstrated) U.S., 1950.
Each word with a suffix 'ism' represents a philosophical, political or moral doctrine or a belief system.
constructivism belief that knowledge and reality do not have an objec tive value
perfectionism doctrine that moral perfection constitutes the highest value
Send toast to ten tense stout
saints’ ten tall tents.
(Repeat it loudly a few times to check if you could say it fast, without a slip)